Patent |
Priority |
Assignee |
Title |
11268249, |
Nov 27 2017 |
DYNATECH SYSTEMS, INC. |
Material removal manufacture, assembly, and method of assembly |
11649681, |
Nov 07 2018 |
Halliburton Energy Services, Inc. |
Fixed-cutter drill bits with reduced cutting arc length on innermost cutter |
11655681, |
Dec 06 2018 |
Halliburton Energy Services, Inc.; Halliburton Energy Services, Inc |
Inner cutter for drilling |
D936713, |
May 13 2019 |
OSG CORPORATION |
Cutting insert |
D940767, |
Jan 24 2020 |
DYNATECH SYSTEMS, INC |
Cutter head for grinding machines and the like |
D951313, |
Jul 12 2018 |
Halliburton Energy Services, Inc.; Halliburton Energy Services, Inc |
PDC cutter |
D960946, |
Jan 24 2020 |
DYNATECH SYSTEMS, INC. |
Cutter head for grinding machines and the like |
D961643, |
Jan 24 2020 |
DYNATECH SYSTEMS, INC. |
Cutter head for grinding machines and the like |
D962314, |
Jan 24 2020 |
DYNATECH SYSTEMS, INC. |
Cutter head for grinding machines and the like |
D967880, |
Apr 29 2020 |
China Pacificarbide, Inc. |
Milling bit |
D969183, |
Sep 09 2019 |
Halliburton Energy Services, Inc.; Halliburton Energy Services, Inc |
Boss on nozzle bores of a drill bit |
D969184, |
Apr 29 2020 |
China Pacificarbide, Inc. |
Milling bit |
D982046, |
Oct 16 2020 |
SF DIAMOND CO., LTD. |
Drill bit |
D982631, |
Oct 16 2020 |
SF DIAMOND CO., LTD. |
Drill bit |
D982632, |
Oct 16 2020 |
SF DIAMOND CO., LTD. |
Drill bit |
D984500, |
Jun 21 2019 |
US Synthetic Corporation |
Substrate |
D989826, |
Oct 16 2020 |
SF DIAMOND CO., LTD. |
Drill bit |
D989827, |
Oct 16 2020 |
SF DIAMOND CO., LTD. |
Drill bit |
ER1148, |
|
|
|
ER1683, |
|
|
|
ER2576, |
|
|
|
ER4577, |
|
|
|
ER4883, |
|
|
|
ER4954, |
|
|
|
ER5141, |
|
|
|
ER9283, |
|
|
|
ER9655, |
|
|
|
ER977, |
|
|
|
Patent |
Priority |
Assignee |
Title |
5709279, |
May 18 1995 |
Dennis Tool Company |
Drill bit insert with sinusoidal interface |
5740874, |
May 02 1995 |
Reedhycalog UK Limited |
Cutting elements for rotary drill bits |
6045440, |
Nov 20 1997 |
DIAMOND INNOVATIONS, INC; GE SUPERABRASIVES, INC |
Polycrystalline diamond compact PDC cutter with improved cutting capability |
6065554, |
Oct 10 1997 |
Reedhycalog UK Limited |
Preform cutting elements for rotary drill bits |
6196340, |
Nov 28 1997 |
U.S. Synthetic Corporation |
Surface geometry for non-planar drill inserts |
6904984, |
Jun 20 2003 |
CERBERUS BUSINESS FINANCE, LLC, AS COLLATERAL AGENT |
Stepped polycrystalline diamond compact insert |
8037951, |
Apr 30 2004 |
Smith International, Inc. |
Cutter having shaped working surface with varying edge chamfer |
8061456, |
Aug 27 2007 |
BAKER HUGHES HOLDINGS LLC |
Chamfered edge gage cutters and drill bits so equipped |
8096372, |
Jul 24 2006 |
Smith International, Inc |
Cutter geometry for increased bit life and bits incorporating the same |
8186460, |
Mar 26 2008 |
Hilti Aktiengesellschaft |
Hard material insert and core bit |
8783387, |
Sep 05 2008 |
Smith International, Inc. |
Cutter geometry for high ROP applications |
9309724, |
Nov 11 2011 |
BAKER HUGHES HOLDINGS LLC |
Cutting elements having laterally elongated shapes for use with earth-boring tools, earth-boring tools including such cutting elements, and related methods |
9415447, |
Dec 28 2010 |
US Synthetic Corporation |
Drill bits, cutting elements for drill bits, and drilling apparatuses including the same |
9889502, |
Jun 25 2014 |
Halliburton Energy Services, Inc |
Insulation enclosure with a radiant barrier |
20080053710, |
|
|
|
20100059287, |
|
|
|
20130020134, |
|
|
|
20130112485, |
|
|
|
20130313403, |
|
|
|
20130316149, |
|
|
|
20130320598, |
|
|
|
20130333950, |
|
|
|
20140332271, |
|
|
|
20160076308, |
|
|
|
20160177629, |
|
|
|
20160339515, |
|
|
|
20170107768, |
|
|
|
20200149352, |
|
|
|
D357485, |
Feb 24 1993 |
Sandvik Intellectual Property Aktiebolag |
Insert for rock drilling bits |
D357486, |
Feb 24 1993 |
Sandvik Intellectual Property Aktiebolag |
Insert for rocking drilling bits |
D371146, |
Oct 12 1994 |
Sandvik Intellectual Property Aktiebolag |
Asymmetrical button insert for rock drilling |
D371374, |
Apr 12 1995 |
Sandvik Intellectual Property Aktiebolag |
Asymmetrical button insert for rock drilling |
D424579, |
Oct 08 1998 |
DOVER BMCS ACQUISITION CORP |
Rotary mining bit |
D477005, |
Mar 21 2002 |
Sandvik Intellectual Property Aktiebolag |
Cutting insert |
D554162, |
Mar 27 2007 |
Schlumberger Technology Corporation |
Diamond enhanced cutting element |
D606569, |
Jul 07 2009 |
|
Directional boring bit |
D656166, |
Jun 26 2008 |
SECO TOOLS AB |
Cutting insert for metal chip removal |
D656973, |
Jun 26 2008 |
SECO TOOLS AB |
Cutting insert for metal chip removal |
D682898, |
Nov 11 2010 |
AYABO CORPORATION |
Drill head for deep hole drilling |
D738412, |
Dec 25 2013 |
TaeguTec Ltd.; TAEGUTEC LTD |
Cutting insert |
D753748, |
Aug 11 2014 |
SCHNEIDER GMBH CO KG |
Block piece for optical lenses |
D823909, |
Sep 09 2016 |
SUMITOMO ELECTRIC HARDMETAL CORP. |
Drill head |
D828415, |
Jul 14 2016 |
MMC RYOTEC CORPORATION |
Drill bit tip |
D828416, |
Jul 14 2016 |
MMC RYOTEC CORPORATION |
Drill bit tip |
D845361, |
Jan 27 2016 |
TUNGALOY CORPORATION |
Cutting insert |
D852245, |
Nov 25 2016 |
Mitsubishi Hitachi Tool Engineering, Ltd. |
Cutting insert |
D854063, |
Aug 26 2016 |
SUMITOMO ELECTRIC HARDMETAL CORP. |
Cutting tool |
D862537, |
Mar 02 2018 |
10660469 Canada Inc.; 10660469 CANADA INC |
Grinder |
D875147, |
May 10 2018 |
SEED TECHNOLOGIES CORP., LTD. |
Drill bit |
D878436, |
Nov 16 2017 |
US Synthetic Corporation |
Cutting tool |
D879168, |
Mar 14 2018 |
Fanuc Corporation |
Machining sample of machine tools |
D880547, |
Nov 30 2017 |
Illinois Tool Works Inc.; Illinois Tool Works Inc |
Cutting insert |
D884039, |
Sep 19 2018 |
OSG CORPORATION |
Cutting insert |
D884040, |
Oct 29 2018 |
OSG CORPORATION |
Cutting insert |
D884041, |
Sep 07 2018 |
OSG CORPORATION |
Cutting insert |
GB2274129, |
|
|
|
GB2453472, |
|
|
|