loadpatents
Patent applications and USPTO patent grants for SASAKI; Toshiyuki.The latest application filed is for "method of manufacturing semiconductor device and ion beam irradiation apparatus".
Patent | Date |
---|---|
Method Of Manufacturing Semiconductor Device And Ion Beam Irradiation Apparatus App 20220301809 - HASHIMOTO; Junichi ;   et al. | 2022-09-22 |
Method Of Manufacturing Semiconductor Device, Method Of Manufacturing Stacked Wiring Structure, And Ion Beam Irradiation Apparatus App 20220285170 - HASHIMOTO; Junichi ;   et al. | 2022-09-08 |
Rotor And Speed Reducer Including The Rotor App 20220255381 - UEDA; Tomoya ;   et al. | 2022-08-11 |
Rotor App 20220255378 - UEDA; Tomoya ;   et al. | 2022-08-11 |
Drive Device And Electric Vehicle App 20220250713 - KURAMOTO; Tadahiro ;   et al. | 2022-08-11 |
Drive Device And Electric Vehicle App 20220250714 - KURAMOTO; Tadahiro ;   et al. | 2022-08-11 |
Image processing device, image processing method and mobile body Grant 11,410,337 - Kamio , et al. August 9, 2 | 2022-08-09 |
Manufacturing method of semiconductor device and etching gas Grant 11,367,622 - Horiuchi , et al. June 21, 2 | 2022-06-21 |
Manufacturing method of semiconductor device Grant 11,367,624 - Hashimoto , et al. June 21, 2 | 2022-06-21 |
Image processing apparatus and medical observation system Grant 11,336,838 - Sasaki May 17, 2 | 2022-05-17 |
Information Processing Device, Information Processing Method, And Information Processing Program App 20220114768 - KAMIO; Kazunori ;   et al. | 2022-04-14 |
Semiconductor Memory Device App 20220085046 - FUKUSHIMA; Takashi ;   et al. | 2022-03-17 |
Motion Vector Detection Apparatus, Motion Vector Detection Method, Program, And Image Processing Apparatus App 20210398291 - SASAKI; TOSHIYUKI ;   et al. | 2021-12-23 |
Method For Producing Semiconductor Device App 20210335610 - WATANABE; Kei ;   et al. | 2021-10-28 |
Film Processing Method And Semiconductor Device Manufacturing Method App 20210296137 - HASHIMOTO; Junichi ;   et al. | 2021-09-23 |
Semiconductor Memory Device And Method For Manufacturing Same App 20210237293 - SASAKI; Toshiyuki | 2021-08-05 |
Method Of Manufacturing Semiconductor Device, And Etching Gas App 20210193475 - ISHINO; Takaya ;   et al. | 2021-06-24 |
Semiconductor memory device and method for manufacturing same Grant 11,014,256 - Sasaki May 25, 2 | 2021-05-25 |
Medical electronic apparatus Grant 10,960,336 - Sasaki March 30, 2 | 2021-03-30 |
Manufacturing Method Of Semiconductor Device App 20210066090 - HASHIMOTO; Junichi ;   et al. | 2021-03-04 |
Semiconductor device Grant 10,930,665 - Horibe , et al. February 23, 2 | 2021-02-23 |
Etching Method, Semiconductor Manufacturing Apparatus, And Method Of Manufacturing Semiconductor Device App 20210020450 - ABE; Chihiro ;   et al. | 2021-01-21 |
Image Processing Device, Image Processing Method, Image Processing Program, And Mobile Body App 20210004990 - KAMIO; KAZUNORI ;   et al. | 2021-01-07 |
Manufacturing Method Of Semiconductor Device And Etching Gas App 20210005463 - HORIUCHI; Mitsunari ;   et al. | 2021-01-07 |
Image processing apparatus and image processing method to improve quality of a low-quality image Grant 10,880,498 - Tokizaki , et al. December 29, 2 | 2020-12-29 |
Image Processing Device, Image Processing Method, And Program App 20200349367 - SASAKI; TOSHIYUKI ;   et al. | 2020-11-05 |
Image processing apparatus and imaging apparatus Grant 10,827,129 - Sasaki November 3, 2 | 2020-11-03 |
Manufacturing method of semiconductor device and etching gas Grant 10,804,113 - Horiuchi , et al. October 13, 2 | 2020-10-13 |
Image Processing Apparatus And Medical Observation System App 20200304722 - SASAKI; Toshiyuki | 2020-09-24 |
Method of manufacturing semiconductor device and etching mask Grant 10,763,122 - Yamazaki , et al. Sep | 2020-09-01 |
Semiconductor Memory Device And Method For Manufacturing Same App 20200269456 - SASAKI; Toshiyuki | 2020-08-27 |
Image processing device and image processing method Grant 10,726,740 - Sasaki , et al. | 2020-07-28 |
Semiconductor Device App 20200235117 - HORIBE; Kosuke ;   et al. | 2020-07-23 |
Semiconductor memory device and method for manufacturing same Grant 10,682,779 - Sasaki | 2020-06-16 |
Imaging Control Apparatus And Imaging Control Method App 20200186693 - KAWAI; TAKURO ;   et al. | 2020-06-11 |
Imaging control apparatus and imaging control method Grant 10,609,301 - Kawai , et al. | 2020-03-31 |
Image Processing Apparatus, Image Processing Method, And Program App 20200053297 - TOKIZAKI; YUKI ;   et al. | 2020-02-13 |
Manufacturing Method Of Semiconductor Device And Etching Gas App 20200051827 - HORIUCHI; Mitsunari ;   et al. | 2020-02-13 |
Semiconductor device and method of manufacturing the same Grant 10,559,533 - Sasaki Feb | 2020-02-11 |
Image Processing Apparatus And Imaging Apparatus App 20190373155 - SASAKI; TOSHIYUKI | 2019-12-05 |
Method of manufacturing 3-dimensional memories including high aspect ratio memory hole patterns Grant 10,490,415 - Imamura , et al. Nov | 2019-11-26 |
Medical Observation Apparatus App 20190290102 - Sasaki; Toshiyuki | 2019-09-26 |
Semiconductor Memory Device And Method For Manufacturing Same App 20190291290 - SASAKI; Toshiyuki | 2019-09-26 |
Semiconductor memory device and method for manufacturing same Grant 10,369,715 - Sasaki | 2019-08-06 |
Semiconductor Device And Method Of Manufacturing The Same App 20190074249 - SASAKI; Toshiyuki | 2019-03-07 |
Image processing based on imaging condition to obtain color image Grant 10,176,543 - Hosokawa , et al. J | 2019-01-08 |
Medical Electronic Apparatus App 20180280855 - SASAKI; Toshiyuki | 2018-10-04 |
Method Of Manufacturing Semiconductor Device And Etching Mask App 20180261466 - YAMAZAKI; Soichi ;   et al. | 2018-09-13 |
Semiconductor device manufacturing method Grant 10,068,796 - Sasaki September 4, 2 | 2018-09-04 |
Semiconductor memory device, semiconductor device, and method for manufacturing the same Grant 10,038,032 - Sakuma , et al. July 31, 2 | 2018-07-31 |
Semiconductor Device Manufacturing Method App 20180090369 - SASAKI; Toshiyuki | 2018-03-29 |
Semiconductor Memory Device And Method For Manufacturing Same App 20180079096 - Sasaki; Toshiyuki | 2018-03-22 |
Method for manufacturing semiconductor device Grant 9,876,022 - Hasegawa , et al. January 23, 2 | 2018-01-23 |
Semiconductor device and method for manufacturing same Grant 9,871,054 - Imamura , et al. January 16, 2 | 2018-01-16 |
Semiconductor memory device and method for manufacturing same Grant 9,865,618 - Sasaki January 9, 2 | 2018-01-09 |
Information processing apparatus Grant 9,857,829 - Yukawa , et al. January 2, 2 | 2018-01-02 |
Image Processing Device, Image Processing Method, Program, And System App 20170372444 - HOSOKAWA; KENICHIRO ;   et al. | 2017-12-28 |
Imaging Control Apparatus, Imaging Control Method, And Program App 20170366722 - KAWAI; TAKURO ;   et al. | 2017-12-21 |
Image Processing Device, Image Processing Method, And Program App 20170352290 - SASAKI; TOSHIYUKI ;   et al. | 2017-12-07 |
Semiconductor Device And Method For Manufacturing Same App 20170301686 - IMAMURA; Tsubasa ;   et al. | 2017-10-19 |
Method Of Manufacturing Semiconductor Device App 20170263611 - IMAMURA; Tsubasa ;   et al. | 2017-09-14 |
Semiconductor memory device and method for manufacturing the same Grant 9,754,888 - Furumoto , et al. September 5, 2 | 2017-09-05 |
Multifunction printing device Grant 9,701,142 - Sasaki , et al. July 11, 2 | 2017-07-11 |
Semiconductor Memory Device And Method For Manufacturing The Same App 20170170125 - FURUMOTO; Kazuhito ;   et al. | 2017-06-15 |
Semiconductor device and method for manufacturing same Grant 9,673,217 - Sakata , et al. June 6, 2 | 2017-06-06 |
Semiconductor Memory Device And Method For Manufacturing Same App 20170148816 - SASAKI; Toshiyuki | 2017-05-25 |
Method for manufacturing semiconductor device Grant 9,627,404 - Sasaki April 18, 2 | 2017-04-18 |
Semiconductor memory device and method for manufacturing same Grant 9,608,002 - Sasaki March 28, 2 | 2017-03-28 |
Method For Manufacturing Semiconductor Device App 20170062458 - SASAKI; Toshiyuki | 2017-03-02 |
Image processing device and cover attachment structure Grant 9,519,849 - Sasaki December 13, 2 | 2016-12-13 |
Information Processing Apparatus App 20160357218 - YUKAWA; SHUHEI ;   et al. | 2016-12-08 |
Multifunction Printing Device App 20160347096 - Sasaki; Toshiyuki ;   et al. | 2016-12-01 |
Semiconductor memory device and method for manufacturing same Grant 9,502,470 - Takahashi , et al. November 22, 2 | 2016-11-22 |
Semiconductor Memory Device And Method For Manufacturing Same App 20160329346 - SASAKI; Toshiyuki | 2016-11-10 |
Semiconductor Memory Device, Semiconductor Device, And Method For Manufacturing The Same App 20160268339 - SAKUMA; Kiwamu ;   et al. | 2016-09-15 |
Information processing apparatus Grant 9,436,216 - Yukawa , et al. September 6, 2 | 2016-09-06 |
Semiconductor memory device and method for manufacturing same Grant 9,425,211 - Sasaki August 23, 2 | 2016-08-23 |
Media processing device having plural conveyance paths and path switching member Grant 9,413,911 - Sasaki , et al. August 9, 2 | 2016-08-09 |
Method For Manufacturing Semiconductor Device App 20160197090 - SASAKI; Toshiyuki | 2016-07-07 |
Multifunction printing device Grant 9,381,753 - Sasaki , et al. July 5, 2 | 2016-07-05 |
Method of manufacturing semiconductor device Grant 9,343,331 - Matsuda , et al. May 17, 2 | 2016-05-17 |
Media processing device Grant 9,324,009 - Sasaki , et al. April 26, 2 | 2016-04-26 |
Semiconductor Memory Device And Method For Manufacturing Same App 20160086973 - Sasaki; Toshiyuki | 2016-03-24 |
Semiconductor Memory Device And Method For Manufacturing Same App 20160035792 - TAKAHASHI; Atsushi ;   et al. | 2016-02-04 |
Semiconductor memory device and method for manufacturing same Grant 9,236,395 - Sasaki January 12, 2 | 2016-01-12 |
Image Processing Device And Cover Attachment Structure App 20160004938 - SASAKI; Toshiyuki | 2016-01-07 |
Semiconductor Memory Device And Method For Manufacturing Same App 20150380427 - SASAKI; Toshiyuki | 2015-12-31 |
Multifunction Printing Device App 20150290950 - Sasaki; Toshiyuki ;   et al. | 2015-10-15 |
Image processing device and cover attachment structure Grant 9,156,296 - Sasaki October 13, 2 | 2015-10-13 |
Method Of Manufacturing Semiconductor Device App 20150279697 - MATSUDA; KAZUHISA ;   et al. | 2015-10-01 |
Method For Manufacturing Semiconductor Device App 20150279689 - YAMAMOTO; Hiroshi ;   et al. | 2015-10-01 |
Method of manufacturing a semiconductor device Grant 9,105,584 - Omura , et al. August 11, 2 | 2015-08-11 |
Method of manufacturing semiconductor device Grant 9,093,261 - Sasaki , et al. July 28, 2 | 2015-07-28 |
Multifunction printing device Grant 9,049,329 - Sasaki , et al. June 2, 2 | 2015-06-02 |
Media Processing Device App 20150136855 - SASAKI; Toshiyuki ;   et al. | 2015-05-21 |
Method of Manufacturing Semiconductor Device App 20150104942 - SASAKI; Toshiyuki ;   et al. | 2015-04-16 |
Method Of Manufacturing A Semiconductor Device App 20150064913 - OMURA; MITSUHIRO ;   et al. | 2015-03-05 |
Media processing device for accepting insertable media Grant 8,955,753 - Sasaki , et al. February 17, 2 | 2015-02-17 |
Information Processing Apparatus App 20150036277 - YUKAWA; SHUHEI ;   et al. | 2015-02-05 |
Method for manufacturing semiconductor memory device and semiconductor memory device Grant 8,921,923 - Sasaki December 30, 2 | 2014-12-30 |
Media Processing Device App 20140268204 - Sasaki; Toshiyuki ;   et al. | 2014-09-18 |
Method For Manufacturing Semiconductor Memory Device And Semiconductor Memory Device App 20140264535 - SASAKI; Toshiyuki | 2014-09-18 |
Media processing device Grant 8,773,678 - Sasaki , et al. July 8, 2 | 2014-07-08 |
Image Processing Device And Cover Attachment Structure App 20140139085 - Sasaki; Toshiyuki | 2014-05-22 |
Media separating and feeding device and media processing device Grant 8,727,340 - Sasaki May 20, 2 | 2014-05-20 |
Image processing device and cover attachment structure Grant 8,662,631 - Sasaki March 4, 2 | 2014-03-04 |
Multifunction Printing Device App 20140009517 - Sasaki; Toshiyuki ;   et al. | 2014-01-09 |
Sheet media feeding device, sheet media separation method, and sheet media processing device Grant 8,485,518 - Sasaki July 16, 2 | 2013-07-16 |
Semiconductor device and method for manufacturing same Grant 8,487,365 - Sasaki , et al. July 16, 2 | 2013-07-16 |
Media separating and feeding device and media processing device Grant 8,485,519 - Sasaki July 16, 2 | 2013-07-16 |
Method for manufacturing semiconductor device Grant 8,466,069 - Sasaki June 18, 2 | 2013-06-18 |
Method For Manufacturing Semiconductor Device App 20130095626 - SASAKI; Toshiyuki | 2013-04-18 |
Media Processing Device App 20130063752 - Sasaki; Toshiyuki ;   et al. | 2013-03-14 |
Media Processing Device App 20130008961 - SASAKI; Toshiyuki ;   et al. | 2013-01-10 |
Media Separating And Feeding Device And Media Processing Device App 20130001858 - Sasaki; Toshiyuki | 2013-01-03 |
Method of manufacturing a semiconductor device Grant 8,334,212 - Sasaki December 18, 2 | 2012-12-18 |
Semiconductor Device Manufacturing Method App 20120315758 - SAKURAI; Noriko ;   et al. | 2012-12-13 |
Method For Manufacturing Semiconductor Device App 20120309202 - SASAKI; Toshiyuki | 2012-12-06 |
Semiconductor Device And Method For Manufacturing Same App 20120241852 - SASAKI; Toshiyuki | 2012-09-27 |
Method For Manufacturing Semiconductor Device App 20120244672 - SASAKI; Toshiyuki | 2012-09-27 |
Image Processing Device And Cover Attachment Structure App 20120212541 - Sasaki; Toshiyuki | 2012-08-23 |
Semiconductor Device Having Insulated Gate Field Effect Transistors And Method Of Manufacturing The Same App 20120142151 - Sasaki; Toshiyuki | 2012-06-07 |
Data reading apparatus Grant RE43,358 - Fujikawa , et al. May 8, 2 | 2012-05-08 |
Sheet Media Feeding Device, Sheet Media Separation Method, and Sheet Media Processing Device App 20120104684 - SASAKI; Toshiyuki | 2012-05-03 |
Semiconductor device having insulated gate field effect transistors and method of manufacturing the same Grant 8,159,034 - Sasaki April 17, 2 | 2012-04-17 |
Medium delivery device and medium processing apparatus with a pressing unit Grant 8,141,867 - Sasaki March 27, 2 | 2012-03-27 |
Semiconductor Device And Method For Manufacturing Same App 20110291178 - SASAKI; Toshiyuki ;   et al. | 2011-12-01 |
Printer for printing on sheet paper and orthogonally fed roll paper Grant 8,061,914 - Sasaki , et al. November 22, 2 | 2011-11-22 |
Medium delivery apparatus and medium processing apparatus with dual pressing members Grant 8,038,142 - Sasaki October 18, 2 | 2011-10-18 |
Printer Used with Rolled Sheet App 20110227997 - Sasaki; Toshiyuki | 2011-09-22 |
Printer used with rolled sheet Grant 7,971,989 - Sasaki July 5, 2 | 2011-07-05 |
Media processing device Grant 7,900,907 - Furihata , et al. March 8, 2 | 2011-03-08 |
Medium Delivery Device, Medium Processing Apparatus And Check Delivery Device With A Pressing Unit App 20110024974 - Sasaki; Toshiyuki | 2011-02-03 |
Medium delivery device, medium processing apparatus and check delivery device with dual pressing members Grant 7,823,872 - Sasaki November 2, 2 | 2010-11-02 |
Printing Apparatus And Printing Method App 20100272491 - Sasaki; Toshiyuki ;   et al. | 2010-10-28 |
Medium delivery apparatus and medium processing apparatus with dual pressing members App 20100219578 - Sasaki; Toshiyuki | 2010-09-02 |
Method Of Manufacturing A Semiconductor Device App 20100203738 - SASAKI; Toshiyuki | 2010-08-12 |
Printing apparatus and printing method Grant 7,770,793 - Sasaki , et al. August 10, 2 | 2010-08-10 |
Medium delivery apparatus and medium processing apparatus with dual rotating pressing members Grant 7,699,307 - Sasaki April 20, 2 | 2010-04-20 |
Analyzer And Analysis Method App 20100001876 - SASAKI; Toshiyuki | 2010-01-07 |
Semiconductor Device Having Insulated Gate Field Effect Transistors And Method Of Manufacturing The Same App 20090032882 - SASAKI; Toshiyuki | 2009-02-05 |
Media separating and feeding device and media processing device App 20090014943 - Sasaki; Toshiyuki | 2009-01-15 |
Data reading apparatus Grant 7,477,427 - Fujikawa , et al. January 13, 2 | 2009-01-13 |
Printing Apparatus And Printing Method App 20080317359 - SASAKI; TOSHIYUKI ;   et al. | 2008-12-25 |
Printing apparatus and printing method Grant 7,435,023 - Sasaki , et al. October 14, 2 | 2008-10-14 |
Semiconductor device and method of fabricating the same Grant 7,425,478 - Sasaki September 16, 2 | 2008-09-16 |
Method Of Manufacturing Semiconductor Device App 20080220603 - Fukushima; Takashi ;   et al. | 2008-09-11 |
Medium delivery device, medium processing apparatus and check delivery device App 20080211163 - Sasaki; Toshiyuki | 2008-09-04 |
Media processing device App 20080197559 - Furihata; Hideki ;   et al. | 2008-08-21 |
Paper supply device with multiple cam surfaces and followers Grant 7,392,979 - Sasaki , et al. July 1, 2 | 2008-07-01 |
Sheet media feeding device, sheet media separation method, and sheet media processing device App 20080099980 - Sasaki; Toshiyuki | 2008-05-01 |
Semiconductor device and method of fabricating the same App 20070290236 - Sasaki; Toshiyuki | 2007-12-20 |
Printer used with rolled sheet App 20070126790 - Sasaki; Toshiyuki | 2007-06-07 |
Method of manufacturing a semiconductor device including a dielectric film formed between first and second electrode layers Grant 7,208,400 - Sasaki , et al. April 24, 2 | 2007-04-24 |
Data reading apparatus App 20060210342 - Fujikawa; Masashi ;   et al. | 2006-09-21 |
Printing apparatus and printing method App 20060198683 - Sasaki; Toshiyuki ;   et al. | 2006-09-07 |
Printing apparatus and method for printing on two printing mediums with substantially perpendicular transportation paths Grant 7,056,047 - Sasaki , et al. June 6, 2 | 2006-06-06 |
Semiconductor device and method of fabricating the same App 20060063321 - Sasaki; Toshiyuki | 2006-03-23 |
Method of manufacturing semiconductor device App 20060057785 - Satonaka; Tomoya ;   et al. | 2006-03-16 |
Roof opening and closing device Grant 6,926,845 - Sasaki , et al. August 9, 2 | 2005-08-09 |
Porous material and method for preparation thereof Grant 6,927,185 - Yamanaka , et al. August 9, 2 | 2005-08-09 |
Sunroof apparatus App 20050046241 - Sasaki, Toshiyuki ;   et al. | 2005-03-03 |
Printer with sheet reversal mechanism Grant 6,862,428 - Sasaki March 1, 2 | 2005-03-01 |
Paper supply device App 20050035531 - Sasaki, Toshiyuki ;   et al. | 2005-02-17 |
Semiconductor device and method of manufacturing the same App 20050023592 - Sasaki, Toshiyuki ;   et al. | 2005-02-03 |
Printing apparatus and printing method App 20040190970 - Sasaki, Toshiyuki ;   et al. | 2004-09-30 |
Printer having a selector associated with a carriage for actuating a plurality of switching mechanisms Grant 6,789,968 - Maruyama , et al. September 14, 2 | 2004-09-14 |
Cleaning device and ink-jet printer Grant 6,769,758 - Wanibuchi , et al. August 3, 2 | 2004-08-03 |
Printer with sheet reversal mechanism App 20040028447 - Sasaki, Toshiyuki | 2004-02-12 |
Roof opening and closing device App 20030230907 - Sasaki, Toshiyuki ;   et al. | 2003-12-18 |
Porous material and method for preparation thereof App 20030064015 - Yamanaka, Shoji ;   et al. | 2003-04-03 |
Printer App 20030012591 - Maruyama, Akihiko ;   et al. | 2003-01-16 |
Head unit for an ink jet printer Grant 6,460,986 - Sasaki October 8, 2 | 2002-10-08 |
Cleaning device and ink-jet printer App 20010055043 - Wanibuchi, Hiroshi ;   et al. | 2001-12-27 |
Head unit for an ink jet printer App 20010009434 - Sasaki, Toshiyuki | 2001-07-26 |
Roll paper loading mechanism for printer Grant 6,022,158 - Nakayama , et al. February 8, 2 | 2000-02-08 |
Ink cartridge loading mechanism for a printer and a printer having the loading mechanism Grant 5,971,534 - Sasaki , et al. October 26, 1 | 1999-10-26 |
Driving device for tilting steering equipment Grant 5,848,557 - Sugiki , et al. December 15, 1 | 1998-12-15 |
Steering wheel position adjusting apparatus for a vehicular steering system Grant 5,806,890 - Sugiki , et al. September 15, 1 | 1998-09-15 |
Dispenser for discharging material and having relatively rotatable male and female screws Grant 5,085,352 - Sasaki , et al. February 4, 1 | 1992-02-04 |
Method of performing measurement of hematocrit value and separate sampling of blood component Grant 4,939,925 - Sakuma , et al. July 10, 1 | 1990-07-10 |
Powder dispenser Grant 4,906,120 - Sekiguchi , et al. March 6, 1 | 1990-03-06 |
Fluid dispenser Grant 4,624,594 - Sasaki , et al. November 25, 1 | 1986-11-25 |
Evaporative container Grant 4,477,414 - Muramoto , et al. October 16, 1 | 1984-10-16 |
Contactless ignition apparatus for internal combustion engine Grant 4,099,498 - Sasaki July 11, 1 | 1978-07-11 |
Fuel Supply Control System For Automobile Engines Grant 3,690,305 - Shimada , et al. September 12, 1 | 1972-09-12 |
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.