Lockwood; Gregory T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lockwood; Gregory T..The latest application filed is for "matrix tool bodies with erosion resistant and/or wear resistant matrix materials".

Company Profile

1.44.31

Lockwood; Gregory T. - Pearland TX
Lockwood; Gregory T. - Houston TX
Lockwood; Gregory T - Pearland TX US

*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
Matrix tool bodies with erosion resistant and/or wear resistant matrix materials Grant 10,737,367 - Lockwood , et al. A	2020-08-11
Cutter assemblies, downhole tools incorporating such cutter assemblies and methods of making such downhole tools Grant 9,683,410 - Zhang , et al. June 20, 2	2017-06-20
Diamond impregnated bits and method of using and manufacturing the same Grant 9,284,788 - Lockwood , et al. March 15, 2	2016-03-15
Impregnated drill bit Grant 9,103,170 - Durairajan , et al. August 11, 2	2015-08-11
Drill bits and methods of manufacturing such drill bits Grant 9,004,199 - Burhan , et al. April 14, 2	2015-04-14
Matrix Tool Bodies With Erosion Resistant And/or Wear Resistant Matrix Materials App 20150082711 - Lockwood; Gregory T. ; et al.	2015-03-26
Low coefficient of thermal expansion cermet compositions Grant 8,956,438 - Fang , et al. February 17, 2	2015-02-17
Matrix tool bodies with erosion resistant and/or wear resistant matrix materials Grant 8,950,518 - Lockwood , et al. February 10, 2	2015-02-10
Method of manufacturing a drill bit Grant 8,925,422 - Lockwood , et al. January 6, 2	2015-01-06
High strength infiltrated matrix body using fine grain dispersions Grant 8,893,828 - Lockwood , et al. November 25, 2	2014-11-25
Downhole Tools Including Ternary Boride-based Cermet And Methods Of Making The Same App 20140262542 - CAI; MINGDONG ; et al.	2014-09-18
Composite Cutter Substrate To Mitigate Residual Stress App 20140223836 - Shen; Yuelin ; et al.	2014-08-14
Cutter Assemblies, Downhole Tools Incorporating Such Cutter Assemblies And Methods Of Making Such Downhole Tools App 20140216827 - Zhang; Youhe ; et al.	2014-08-07
Special curve braze sheet for top loading cutter to get better braze strength Grant 8,776,913 - Prajapati , et al. July 15, 2	2014-07-15
Cutter assemblies, downhole tools incorporating such cutter assemblies and methods of making such downhole tools Grant 8,727,043 - Zhang , et al. May 20, 2	2014-05-20
Composite cutter substrate to mitigate residual stress Grant 8,702,825 - Shen , et al. April 22, 2	2014-04-22
Matrix Body Fixed Cuter Bits App 20140083019 - Lockwood; Gregory T. ; et al.	2014-03-27
Hardfacing compositions for earth boring tools Grant 8,617,289 - Lockstedt , et al. December 31, 2	2013-12-31
Matrix body fixed cutter bits Grant 8,602,129 - Lockwood , et al. December 10, 2	2013-12-10
Impregnated drill bits and methods of manufacturing the same Grant 8,590,645 - Lockwood , et al. November 26, 2	2013-11-26
Impregnated material with variable erosion properties for rock drilling Grant 8,517,125 - Lockwood August 27, 2	2013-08-27
Low Coefficient Of Thermal Expansion Cermet Compositions App 20130092449 - Fang; Zhigang ; et al.	2013-04-18
Infiltrated carbide matrix bodies using metallic flakes Grant 8,381,845 - Lockwood February 26, 2	2013-02-26
Matrix bit bodies with multiple matrix materials Grant 8,347,990 - Lockwood , et al. January 8, 2	2013-01-08
Tough carbide bodies using encapsulated carbides Grant 8,342,268 - Lockstedt , et al. January 1, 2	2013-01-01
Low coefficient of thermal expansion cermet compositions Grant 8,323,372 - Fang , et al. December 4, 2	2012-12-04
Matrix Powder For Matrix Body Fixed Cutter Bits App 20120255793 - Sheng; Xiayang ; et al.	2012-10-11
Matrix powder for matrix body fixed cutter bits Grant 8,211,203 - Sheng , et al. July 3, 2	2012-07-03
Diamond Impregnated Bits And Method Of Using And Manufacturing The Same App 20120131855 - Lockwood; Gregory T. ; et al.	2012-05-31
Special Curve Braze Sheet For Top Loading Cutter To Get Better Braze Strength App 20120090900 - Prajapati; Jimykumar ; et al.	2012-04-19
Diamond impregnated bits and method of using and manufacturing the same Grant 8,100,203 - Lockwood , et al. January 24, 2	2012-01-24
Impregnated Drill Bits And Methods Of Manufacturing The Same App 20110308864 - Lockwood; Gregory T. ; et al.	2011-12-22
Barrier coated granules for improved hardfacing material using atomic layer deposition Grant 8,056,652 - Lockwood , et al. November 15, 2	2011-11-15
Impregnated drill bits and methods of manufacturing the same Grant 8,020,640 - Lockwood , et al. September 20, 2	2011-09-20
Asymmetric graded composites for improved drill bits Grant 8,016,056 - Viswanadham , et al. September 13, 2	2011-09-13
Composite Cutter Substrate To Mitigate Residual Stress App 20110192652 - Shen; Yuelin ; et al.	2011-08-11
Matrix Bit Bodies With Multiple Matrix Materials App 20110174114 - Lockwood; Gregory T. ; et al.	2011-07-21
High Strength Infiltrated Matrix Body Using Fine Grain Dispersions App 20110120781 - Lockwood; Gregory T. ; et al.	2011-05-26
Matrix Tool Bodies With Erosion Resistant And/or Wear Resistant Matrix Materials App 20110114394 - Lockwood; Gregory T. ; et al.	2011-05-19
Matrix bit bodies with multiple matrix materials Grant 7,878,275 - Lockwood , et al. February 1, 2	2011-02-01
Diamond impregnated bits using a novel cutting structure Grant 7,866,419 - Lockwood January 11, 2	2011-01-11
Drill Bits And Methods Of Manufacturing Such Drill Bits App 20100320005 - Burhan; Yuri ; et al.	2010-12-23
Method of forming impregnated diamond cutting structures Grant 7,845,059 - Lockwood , et al. December 7, 2	2010-12-07
Infiltrated Carbide Matrix Bodies Using Metallic Flakes App 20100206639 - Lockwood; Gregory T.	2010-08-19
Matrix Body Fixed Cutter Bits App 20100206640 - Lockwood; Gregory T. ; et al.	2010-08-19
Matrix Bit Bodies With Multiple Matrix Materials App 20100116557 - Lockwood; Gregory T. ; et al.	2010-05-13
Hardfacing milled-tooth drill bits using super dense carbide pellets Grant 7,666,244 - Lockwood , et al. February 23, 2	2010-02-23
Tough Carbide Bodies Using Encapsulated Carbides App 20100038147 - Lockstedt; Alan W. ; et al.	2010-02-18
Hardfacing Compositions For Earth Boring Tools App 20100038145 - Lockstedt; Alan W. ; et al.	2010-02-18
Matrix Bit Bodies With Multiple Matrix Materials App 20090283333 - LOCKWOOD; Gregory T. ; et al.	2009-11-19
Diamond Impregnated Bits And Method Of Using And Manufacturing The Same App 20090283336 - Lockwood; Gregory T. ; et al.	2009-11-19
Impregnated Drill Bit App 20090283334 - Durairajan; Bala ; et al.	2009-11-19
Impregnated Drill Bits And Methods Of Manufacturing The Same App 20090283335 - Lockwood; Gregory T. ; et al.	2009-11-19
Matrix Powder For Matrix Body Fixed Cutter Bits App 20090260893 - Sheng; Xiayang ; et al.	2009-10-22
Impregnated Drill Bits And Methods For Making The Same App 20090120008 - Lockwood; Gregory T. ; et al.	2009-05-14
High-strength, high-toughness matrix bit bodies Grant 7,475,743 - Liang , et al. January 13, 2	2009-01-13
Barrier Coated Granules For Improved Hardfacing Material Using Atomic Layer Deposition App 20080314646 - Lockwood; Gregory T. ; et al.	2008-12-25
Impregnated Material With Variable Erosion Properties For Rock Drilling And The Method To Manufacture App 20080282618 - Lockwood; Gregory T.	2008-11-20
Diamond Impregnated Bits Using A Novel Cutting Structure App 20080017421 - Lockwood; Gregory T.	2008-01-24
High-strength, high-toughness matrix bit bodies App 20070175669 - Liang; Dah-Ben ; et al.	2007-08-02
Asymmetric graded composites for improved drill bits App 20070000699 - Viswanadham; Ramamurthy K. ; et al.	2007-01-04