Mukherjee; Nilanjan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Mukherjee; Nilanjan.The latest application filed is for "universal compactor architecture for testing circuits".

Company Profile

11.110.108

Mukherjee; Nilanjan - Wilsonville OR
Mukherjee; Nilanjan - Cincinnati OH US
Mukherjee; Nilanjan - Wisonville OR US
Mukherjee; Nilanjan - Santa Clara CA
Mukherjee; Nilanjan - San Jose CA
Mukherjee; Nilanjan - Sanra Clara CA
Mukherjee; Nilanjan - US
Mukherjee; Nilanjan - Monmouth Junction NJ
Mukherjee; Nilanjan - Plainsboro NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Universal Compactor Architecture For Testing Circuits App 20220308110 - Liu; Yingdi ; et al.	2022-09-29
Modifying A Finite Element Mesh App 20220067242 - Mukherjee; Nilanjan ; et al.	2022-03-03
Layout-friendly test pattern decompressor Grant 11,232,246 - Huang , et al. January 25, 2	2022-01-25
Deterministic Stellar Built-in Self Test App 20210373077 - Liu; Yingdi ; et al.	2021-12-02
Feature Based Abstraction And Meshing App 20210335042 - Makem; Jonathan ; et al.	2021-10-28
Multizone Quadrilateral Mesh Generator For High Mesh Quality And Isotropy App 20210327139 - Mukherjee; Nilanjan	2021-10-21
System and method for element quality improvement in 3D quadrilateral-dominant surface meshes Grant 11,126,766 - Makem , et al. September 21, 2	2021-09-21
Trajectory-Optimized Test Pattern Generation for Built-In Self-Test App 20210156918 - Mrugalski; Grzegorz ; et al.	2021-05-27
Layout-Friendly Test Pattern Decompressor App 20210150112 - Huang; Yu ; et al.	2021-05-20
System And Method For Element Quality Improvement In 3d Quadrilateral-dominant Surface Meshes App 20210103685 - Makem; Jonathan ; et al.	2021-04-08
Scan cell architecture for improving test coverage and reducing test application time Grant 10,963,612 - Mukherjee , et al. March 30, 2	2021-03-30
Mesh generation system and method Grant 10,956,625 - Makem , et al. March 23, 2	2021-03-23
Test scheduling and test access in test compression environment Grant 10,955,460 - Kassab , et al. March 23, 2	2021-03-23
Scan Cell Architecture For Improving Test Coverage And Reducing Test Application Time App 20200327268 - Mukherjee; Nilanjan ; et al.	2020-10-15
Test application time reduction using capture-per-cycle test points Grant 10,509,072 - Rajski , et al. Dec	2019-12-17
Test point insertion for low test pattern counts Grant 10,444,282 - Rajski , et al. Oc	2019-10-15
Test point-enhanced hardware security Grant 10,361,873 - Rajski , et al.	2019-07-23
Virtual port support in a logical switch architecture Grant 10,277,422 - Chippa , et al.	2019-04-30
Continuous application and decompression of test patterns and selective compaction of test responses Grant 10,234,506 - Rajski , et al.	2019-03-19
Layer 2 packet switching without look-up table for Ethernet switches Grant 10,148,569 - Anantharam , et al. De	2018-12-04
Test Application Time Reduction Using Capture-Per-Cycle Test Points App 20180252768 - Rajski; Janusz ; et al.	2018-09-06
Selective Per-cycle Masking Of Scan Chains For System Level Test App 20180143249 - Rajski; Janusz ; et al.	2018-05-24
Selective per-cycle masking of scan chains for system level test Grant 9,874,606 - Rajski , et al. January 23, 2	2018-01-23
Continuous Application And Decompression Of Test Patterns And Selective Compaction Of Test Responses App 20180017622 - Rajski; Janusz ; et al.	2018-01-18
Unified fabric port Grant 9,787,608 - Kidambi , et al. October 10, 2	2017-10-10
Emulating end-host mode forwarding behavior Grant 9,781,036 - Mukherjee , et al. October 3, 2	2017-10-03
Scalable virtual appliance cloud (SVAC) and methods usable in an SVAC Grant 9,736,163 - Kamble , et al. August 15, 2	2017-08-15
Switch routing table utilizing software defined network (SDN) controller programmed route segregation and prioritization Grant 9,722,922 - Kamath , et al. August 1, 2	2017-08-01
Power-on Self-test And In-system Test App 20170205462 - Mukherjee; Nilanjan ; et al.	2017-07-20
Continuous application and decompression of test patterns and selective compaction of test responses Grant 9,664,739 - Rasjki , et al. May 30, 2	2017-05-30
Test Point-Enhanced Hardware Security App 20170141930 - Rajski; Janusz ; et al.	2017-05-18
Isometric test compression with low toggling activity Grant 9,651,622 - Rajski , et al. May 16, 2	2017-05-16
Mesh Generation System And Method App 20170061037 - Makem; Jonathan ; et al.	2017-03-02
Selective Per-cycle Masking Of Scan Chains For System Level Test App 20170052227 - Rajski; Janusz ; et al.	2017-02-23
Emulating End-host Mode Forwarding Behavior App 20170034056 - Mukherjee; Nilanjan ; et al.	2017-02-02
Distributed link aggregation group (LAG) for a layer 2 fabric Grant 9,497,073 - Kamath , et al. November 15, 2	2016-11-15
Layer 2 packet switching without look-up table for ethernet switches Grant 9,450,868 - Anantharam , et al. September 20, 2	2016-09-20
Virtual network overlays Grant 9,413,554 - Biswas , et al. August 9, 2	2016-08-09
Selective per-cycle masking of scan chains for system level test Grant 9,377,508 - Rajski , et al. June 28, 2	2016-06-28
Quality of service in multi-tenant network Grant 9,344,376 - Armstrong , et al. May 17, 2	2016-05-17
Test Point Insertion For Low Test Pattern Counts App 20160109517 - Rajski; Janusz ; et al.	2016-04-21
On-chip comparison and response collection tools and techniques Grant 9,250,287 - Mukherjee , et al. February 2, 2	2016-02-02
Switch Routing Table Utilizing Software Defined Network (sdn) Controller Programmed Route Segregation And Prioritization App 20160028623 - Kamath; Dayavanti G. ; et al.	2016-01-28
Continuous Application And Decompression Of Test Patterns And Selective Compaction Of Test Responses App 20160003907 - Rasjki; Janusz ; et al.	2016-01-07
Switch routing table utilizing software defined network (SDN) controller programmed route segregation and prioritization Grant 9,225,635 - Kumbhare , et al. December 29, 2	2015-12-29
Virtual Port Support In A Logical Switch Architecture App 20150326506 - Chippa; Ashok N. ; et al.	2015-11-12
Test Scheduling and Test Access in Test Compression Environment App 20150285854 - Kassab; Mark A. ; et al.	2015-10-08
Continuous application and decompression of test patterns and selective compaction of test responses Grant 9,134,370 - Rajski , et al. September 15, 2	2015-09-15
Isometric Test Compression With Low Toggling Activity App 20150253385 - Rajski; Janusz ; et al.	2015-09-10
Scalable network overlay virtualization using conventional virtual switches Grant 9,116,727 - Benny , et al. August 25, 2	2015-08-25
Test scheduling with pattern-independent test access mechanism Grant 9,088,522 - Rajski , et al. July 21, 2	2015-07-21
Scalable Virtual Appliance Cloud (svac) And Methods Usable In An Svac App 20150200951 - Kamble; Keshav G. ; et al.	2015-07-16
System, method, and computer program product for smoothing Grant 9,082,220 - Mukherjee July 14, 2	2015-07-14
Diagnostics in a distributed fabric system Grant 9,077,624 - Anantharam , et al. July 7, 2	2015-07-07
Network traffic distribution Grant 9,065,745 - Mukherjee , et al. June 23, 2	2015-06-23
Network traffic distribution Grant 9,059,922 - Mukherjee , et al. June 16, 2	2015-06-16
On-chip Comparison And Response Collection Tools And Techniques App 20150160290 - Mukherjee; Nilanjan ; et al.	2015-06-11
Virtual Network Overlays App 20150131669 - Biswas; Amitabha ; et al.	2015-05-14
Quality Of Service In Multi-tenant Network App 20150110124 - Armstrong; William J. ; et al.	2015-04-23
Scalable virtual appliance cloud (SVAC) and methods usable in an SVAC Grant 9,009,831 - Kamble , et al. April 14, 2	2015-04-14
Communication transport protocol for distributed information technology architectures Grant 8,976,789 - Anantharam , et al. March 10, 2	2015-03-10
Methods of forming virtual network overlays Grant 8,964,600 - Biswas , et al. February 24, 2	2015-02-24
Support for converged traffic over ethernet link aggregation (LAG) Grant 8,942,139 - Eisenhauer , et al. January 27, 2	2015-01-27
On-chip comparison and response collection tools and techniques Grant 8,914,694 - Mukherjee , et al. December 16, 2	2014-12-16
Layer 2 Packet Switching Without Look-up Table For Ethernet Switches App 20140334498 - Anantharam; Sushma ; et al.	2014-11-13
Virtual network overlays Grant 8,867,403 - Biswas , et al. October 21, 2	2014-10-21
Layer 2 packet switching without look-up table for ethernet switches Grant 8,861,401 - Anantharam , et al. October 14, 2	2014-10-14
Techniques for executing normally interruptible threads in a non-preemptive manner Grant 8,856,801 - Kamath , et al. October 7, 2	2014-10-07
Low power compression of incompatible test cubes Grant 8,832,512 - Czysz , et al. September 9, 2	2014-09-09
Selective Per-cycle Masking Of Scan Chains For System Level Test App 20140229779 - Rajski; Janusz ; et al.	2014-08-14
Communication transport protocol for distributed information technology architectures Grant 8,792,489 - Anantharam , et al. July 29, 2	2014-07-29
Scalable virtual appliance cloud (SVAC) and devices usable in an SVAC Grant 8,789,164 - Kamble , et al. July 22, 2	2014-07-22
Scalable Network Overlay Virtualization Using Conventional Virtual Switches App 20140201733 - Benny; Stephan ; et al.	2014-07-17
Data traffic handling in a distributed fabric protocol (DFP) switching network architecture Grant 8,767,722 - Kamble , et al. July 1, 2	2014-07-01
MAC learning in a TRILL network Grant 8,767,738 - Kamble , et al. July 1, 2	2014-07-01
Mac learning in a trill network Grant 8,750,307 - Kamble , et al. June 10, 2	2014-06-10
Scan test application through high-speed serial input/outputs Grant 8,726,112 - Rajski , et al. May 13, 2	2014-05-13
Selective per-cycle masking of scan chains for system level test Grant 8,726,113 - Rajski , et al. May 13, 2	2014-05-13
Updating a switch software image in a distributed fabric protocol (DFP) switching network Grant 8,717,874 - Ghosh , et al. May 6, 2	2014-05-06
Continuous Application And Decompression Of Test Patterns And Selective Compaction Of Test Responses App 20140006888 - Rajski; Janusz ; et al.	2014-01-02
On-chip Comparison And Response Collection Tools And Techniques App 20130305107 - Mukherjee; Nilanjan ; et al.	2013-11-14
Test Scheduling With Pattern-Independent Test Access Mechanism App 20130290795 - Rajski; Janusz ; et al.	2013-10-31
Switch Routing Table Utilizing Software Defined Network (sdn) Controller Programmed Route Segregation And Prioritization App 20130266007 - Kumbhare; Abhijit P. ; et al.	2013-10-10
Layer 2 Packet Switching Without Look-up Table For Ethernet Switches App 20130258899 - Anantharam; Sushma ; et al.	2013-10-03
Layer 2 Packet Switching Without Look-up Table For Ethernet Switches App 20130259048 - Anantharam; Sushma ; et al.	2013-10-03
Communication Transport Protocol For Distributed Information Technology Architectures App 20130259040 - ANANTHARAM; Sushma ; et al.	2013-10-03
Communication Transport Protocol For Distributed Information Technology Architectures App 20130259038 - Anantharam; Sushma ; et al.	2013-10-03
Scalable Virtual Appliance Cloud (SVAC) and Methods Usable in an SVAC App 20130242999 - Kamble; Keshav G. ; et al.	2013-09-19
Scalable Virtual Appliance Cloud (SVAC) and Devices Usable in an SVAC App 20130247168 - Kamble; Keshav G. ; et al.	2013-09-19
Diagnostics In A Distributed Fabric System App 20130235735 - Anantharam; Sushma ; et al.	2013-09-12
Continuous application and decompression of test patterns and selective compaction of test responses Grant 8,533,547 - Rajski , et al. September 10, 2	2013-09-10
At-speed scan testing with controlled switching activity Grant 8,499,209 - Rajski , et al. July 30, 2	2013-07-30
Network Traffic Distribution App 20130182571 - MUKHERJEE; NILANJAN ; et al.	2013-07-18
Support For Converged Traffic Over Ethernet Link Aggregation (lag) App 20130148546 - Eisenhauer; Daniel G. ; et al.	2013-06-13
Mac Learning In A Trill Network App 20130148662 - KAMBLE; KESHAV ; et al.	2013-06-13
Network Traffic Distribution App 20130088969 - MUKHERJEE; NILANJAN ; et al.	2013-04-11
On-chip comparison and response collection tools and techniques Grant 8,418,007 - Mukherjee , et al. April 9, 2	2013-04-09
Systems And Methods For Controlling A Network Switch App 20130070761 - Kamble; Keshav Govind ; et al.	2013-03-21
Updating A Switch Software Image In A Distributed Fabric Protocol (dfp) Switching Network App 20130067049 - GHOSH; NIRAPADA ; et al.	2013-03-14
Updating A Switch Software Image In A Distributed Fabric Protocol (dfp) Switching Network App 20130064066 - GHOSH; NIRAPADA ; et al.	2013-03-14
Virtual Network Overlays And Methods Of Forming Thereof App 20130044629 - Biswas; Amitabha ; et al.	2013-02-21
Methods Of Forming Virtual Network Overlays App 20130044631 - Biswas; Amitabha ; et al.	2013-02-21
Fault diagnosis for non-volatile memories Grant 8,356,222 - Mukherjee , et al. January 15, 2	2013-01-15
Compression based on deterministic vector clustering of incompatible test cubes Grant 8,347,159 - Mrugalski , et al. January 1, 2	2013-01-01
Mac Learning in a Trill Network App 20120320800 - Kamble; Keshav ; et al.	2012-12-20
Data Traffic Handling In A Distributed Fabric Protocol (dfp) Switching Network Architecture App 20120320749 - Kamble; Keshav ; et al.	2012-12-20
Distributed Link Aggregation Group (LAG) for a Layer 2 Fabic App 20120320926 - Kamath; Dayavanti G. ; et al.	2012-12-20
Thread Execution in a Computing Environment App 20120324460 - Kamath; Dayavanti G. ; et al.	2012-12-20
Techniques For Executing Threads In A Computing Environment App 20120291034 - Kamath; Dayavanti G. ; et al.	2012-11-15
Data Traffic Handling In A Distributed Fabric Protocol (dfp) Switching Network Architecture App 20120287785 - Kamble; Keshav ; et al.	2012-11-15
Selective Per-cycle Masking Of Scan Chains For System Level Test App 20120210181 - Rajski; Janusz ; et al.	2012-08-16
Selective per-cycle masking of scan chains for system level test Grant 8,166,359 - Rajski , et al. April 24, 2	2012-04-24
Unified Fabric Port App 20120093035 - Kidambi; Jayakrishna ; et al.	2012-04-19
Method and apparatus for selectively compacting test responses Grant 8,108,743 - Rajski , et al. January 31, 2	2012-01-31
On-chip Comparison And Response Collection Tools And Techniques App 20110231722 - Mukherjee; Nilanjan ; et al.	2011-09-22
Low Power Compression Of Incompatible Test Cubes App 20110231721 - CZYSZ; DARIUSZ ; et al.	2011-09-22
Method for synthesizing linear finite state machines Grant 8,024,387 - Rajski , et al. September 20, 2	2011-09-20
Continuous Application And Decompression Of Test Patterns And Selective Compaction Of Test Responses App 20110214026 - Rajski; Janusz ; et al.	2011-09-01
Decompressor/prpg For Applying Pseudo-random And Deterministic Test Patterns App 20110167309 - Rajski; Janusz ; et al.	2011-07-07
Method And Apparatus For Selectively Compacting Test Responses App 20110138242 - Rajski; Janusz ; et al.	2011-06-09
On-chip comparison and response collection tools and techniques Grant 7,913,137 - Mukherjee , et al. March 22, 2	2011-03-22
Fault Diagnosis In A Memory Bist Environment App 20110055646 - Mukherjee; Nilanjan ; et al.	2011-03-03
Test pattern compression for an integrated circuit test environment Grant 7,900,104 - Rajski , et al. March 1, 2	2011-03-01
Continuous application and decompression of test patterns to a circuit-under-test Grant 7,877,656 - Rajski , et al. January 25, 2	2011-01-25
Decompressor/PRPG for applying pseudo-random and deterministic test patterns Grant 7,865,794 - Rajski , et al. January 4, 2	2011-01-04
Scan Test Application Through High-Speed Serial Input/Outputs App 20100313089 - Rajski; Janusz ; et al.	2010-12-09
At-Speed Scan Testing With Controlled Switching Activity App 20100275077 - Rajski; Janusz ; et al.	2010-10-28
Method and apparatus for selectively compacting test responses Grant 7,805,649 - Rajski , et al. September 28, 2	2010-09-28
System, method, and computer program product for smoothing App 20100226589 - Mukherjee; Nilanjan	2010-09-09
Compression Based On Deterministic Vector Clustering Of Incompatible Test Cubes App 20100229060 - MRUGALSKI; GRZEGORZ ; et al.	2010-09-09
Fault Diagnosis For Non-Volatile Memories App 20100229055 - MUKHERJEE; NILANJAN ; et al.	2010-09-09
Selective Per-Cycle Masking Of Scan Chains For System Level Test App 20090300446 - Rajski; Janusz ; et al.	2009-12-03
Test Pattern Compression For An Integrated Circuit Test Environment App 20090259900 - Rajski; Janusz ; et al.	2009-10-15
Method And Apparatus For Selectively Compacting Test Responses App 20090228749 - Rajski; Janusz ; et al.	2009-09-10
Continuous Application And Decompression Of Test Patterns To A Circuit-under-test App 20090183041 - Rajski; Janusz ; et al.	2009-07-16
Decompressor/prpg For Applying Pseudo-random And Deterministic Test Patterns App 20090177933 - Rajski; Janusz ; et al.	2009-07-09
Testing memories using algorithm selection Grant 7,533,309 - Mukherjee , et al. May 12, 2	2009-05-12
Test pattern compression for an integrated circuit test environment Grant 7,509,546 - Rajski , et al. March 24, 2	2009-03-24
Decompressor/PRPG for applying pseudo-random and deterministic test patterns Grant 7,506,232 - Rajski , et al. March 17, 2	2009-03-17
Method and apparatus for selectively compacting test responses Grant 7,500,163 - Rajski , et al. March 3, 2	2009-03-03
Continuous application and decompression of test patterns to a circuit-under-test Grant 7,493,540 - Rajski , et al. February 17, 2	2009-02-17
Reduced-pin-count-testing architectures for applying test patterns Grant 7,487,419 - Mukherjee , et al. February 3, 2	2009-02-03
Continuous application and decompression of test patterns to a circuit-under-test Grant 7,478,296 - Rajski , et al. January 13, 2	2009-01-13
Flexible memory built-in-self-test (MBIST) method and apparatus Grant 7,434,131 - Mukherjee , et al. October 7, 2	2008-10-07
Programmable memory built-in-self-test (MBIST) method and apparatus Grant 7,428,680 - Mukherjee , et al. September 23, 2	2008-09-23
Performing memory built-in-self-test (MBIST) Grant 7,426,668 - Mukherjee , et al. September 16, 2	2008-09-16
Method for synthesizing linear finite state machines App 20070294327 - Rajski; Janusz ; et al.	2007-12-20
On-chip comparison and response collection tools and techniques App 20070234163 - Mukherjee; Nilanjan ; et al.	2007-10-04
Method for synthesizing linear finite state machines Grant 7,260,591 - Rajski , et al. August 21, 2	2007-08-21
Test pattern compression for an integrated circuit test environment App 20070016836 - Rajski; Janusz ; et al.	2007-01-18
Reduced-pin-count-testing architectures for applying test patterns App 20070011542 - Mukherjee; Nilanjan ; et al.	2007-01-11
Decompressor/PRPG for applying pseudo-random and deterministic test patterns App 20070011530 - Rajski; Janusz ; et al.	2007-01-11
Test pattern compression for an integrated circuit test environment Grant 7,111,209 - Rajski , et al. September 19, 2	2006-09-19
Decompressor/PRPG for applying pseudo-random and deterministic test patterns Grant 7,093,175 - Rajski , et al. August 15, 2	2006-08-15
Flexible memory built-in-self-test (MBIST) method and apparatus App 20060156133 - Mukherjee; Nilanjan ; et al.	2006-07-13
Programmable memory built-in-self-test (MBIST) method and apparatus App 20060156134 - Mukherjee; Nilanjan ; et al.	2006-07-13
Performing memory built-in-self-test (MBIST) App 20060146622 - Mukherjee; Nilanjan ; et al.	2006-07-06
Testing memories using algorithm selection App 20050204231 - Mukherjee, Nilanjan ; et al.	2005-09-15
Scheduling the concurrent testing of multiple cores embedded in an integrated circuit Grant 6,934,897 - Mukherjee , et al. August 23, 2	2005-08-23
Method and apparatus for selectively compacting test reponses App 20050097419 - Rajski, Janusz ; et al.	2005-05-05
Method and apparatus for selectively compacting test responses Grant 6,829,740 - Rajski , et al. December 7, 2	2004-12-07
Method for synthesizing linear finite state machines App 20040172431 - Rajski, Janusz ; et al.	2004-09-02
Decompressor/PRPG for applying pseudo-random and deterministic test patterns App 20040128599 - Rajski, Janusz ; et al.	2004-07-01
Method for synthesizing linear finite state machines Grant 6,708,192 - Rajski , et al. March 16, 2	2004-03-16
Decompressor/PRPG for applying pseudo-random and deterministic test patterns Grant 6,684,358 - Rajski , et al. January 27, 2	2004-01-27
Scheduling the concurrent testing of multiple cores embedded in an integrated circuit App 20030191996 - Mukherjee, Nilanjan ; et al.	2003-10-09
Test pattern compression for an integrated circuit test environment App 20030131298 - Rajski, Janusz ; et al.	2003-07-10
Continuous application and decompression of test patterns to a circuit-under-test App 20030120988 - Rajski, Janusz ; et al.	2003-06-26
Method and apparatus for selectively compacting test responses App 20030115521 - Rajski, Janusz ; et al.	2003-06-19
Method for synthesizing linear finite state machines App 20030110193 - Rajski, Janusz ; et al.	2003-06-12
Method and apparatus for selectively compacting test responses Grant 6,557,129 - Rajski , et al. April 29, 2	2003-04-29
Test pattern compression for an integrated circuit test environment Grant 6,543,020 - Rajski , et al. April 1, 2	2003-04-01
Method for synthesizing linear finite state machines Grant 6,539,409 - Rajski , et al. March 25, 2	2003-03-25
Test pattern compression for an integrated circuit test environment App 20020053057 - Rajski, Janusz ; et al.	2002-05-02
Method for self-testing integrated circuits Grant 6,363,506 - Karri , et al. March 26, 2	2002-03-26
Method for synthesizing linear finite state machines Grant 6,353,842 - Rajski , et al. March 5, 2	2002-03-05
Method for synthesizing linear finite state machines App 20020016806 - Rajski, Janusz ; et al.	2002-02-07
Test pattern compression for an integrated circuit test environment Grant 6,327,687 - Rajski , et al. December 4, 2	2001-12-04
Bist architecture for detecting path-delay faults in a sequential circuit Grant 6,148,425 - Bhawmik , et al. November 14, 2	2000-11-14

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.