IP Library › Assignment 059958/0385
Patent Assignment
Reel/Frame 059958/0385

Security Interest

Recorded: 2022-05-19 Pages: 9
Assignor
DRILLFORM TECHNICAL SERVICES LTD.
Executed: 2022-05-17
Assignee
HELMERICH & PAYNE INTERNATIONAL DRILLING CO.
1437 SOUTH BOULDER AVENUE, TULSA, OKLAHOMA, 74119
Covered Properties (14)
Clutch
Patent: 8,133,147 →
Application: 12/470,045 →
Publication: US 2009/0291799
Dynamic Reduction-Ratio Hoisting Device
Patent: 8,888,649 →
Application: 13/116,196 →
Publication: US 2012/0302387
Dynamic Ratio Speed Increaser for Windmills and Similar Applications
Patent: 8,968,133 →
Application: 13/116,274 →
Publication: US 2012/0302388
Reciprocating Pump Flow Control
Patent: 8,943,950 →
Application: 13/215,926 →
Publication: US 2012/0210865
Floor Wrench for a Drilling Rig
Application: 14/889,398 →
Publication: US 2016/0102509
Integrated Roller-Gearbox for Spinner Wrench
Application: 15/111,881 →
Publication: US 2016/0333964
Spinner Wrench for a Drilling Rig
Application: 15/111,903 →
Publication: US 2016/0340989
Transitioning Pipe Handler
Application: 15/552,423 →
Publication: US 2018/0045000
Modified Die Block for Drilling Rig Floor Wrench
Application: 15/574,018 →
Publication: US 2018/0298704
Spinning Torque Wrench
Application: 15/803,149 →
Publication: US 2018/0051527
Self-Amplifying Safety Brake
Application: 16/306,009 →
Publication: US 2019/0211893
Method and System for Stripping Tubulars and the Like Comprising Frustoconical Air Blade
Application: 16/312,603 →
Publication: US 2019/0255578
Floor Wrench for a Drilling Rig
Application: 16/760,585 →
Publication: US 2020/0277826
Slip Apparatus and Methods of Using Same
Application: 63/080,897 →
Related Assignments (25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 23, 2009
From: SCEKIC, VLADIMIR; COLBOURNE, JOHN
To: MIVA ENGINEERING LTD.
Reel/Frame 022863/0853 →
Assignment of Assignor's Interest Jul 25, 2011
From: SCEKIC, VLADIMIR; TURNBULL, RUSSELL; POPA, DANIEL; HARTONO, SOEGI
To: MIVA ENGINEERING LTD.
Reel/Frame 026643/0619 →
Assignment of Assignor's Interest Jul 26, 2011
From: SCEKIC, VLADIMIR; TURNBULL, RUSSELL; POPA, DANIEL; HARTONO, SOEGI
To: MIVA ENGINEERING LTD.
Reel/Frame 026649/0808 →
Assignment of Assignor's Interest Sep 13, 2011
From: HARTONO, SOEGI; SCEKIC, VLADIMIR; TURNBULL, RUSSELL
To: MIVA ENGINEERING LTD.
Reel/Frame 026894/0604 →
Change Assignee Address Dec 18, 2014
From: MIVA ENGINEERING LTD.
To: MIVA ENGINEERING LTD.
Reel/Frame 034703/0373 →
Change Assignee Address Dec 22, 2014
From: MIVA ENGINEERING LTD.
To: MIVA ENGINEERING LTD.
Reel/Frame 034690/0358 →
Assignment of Assignor's Interest Nov 5, 2015
From: SCEKIC, VLADIMIR
To: MIVA ENGINEERING LTD.
Reel/Frame 036973/0531 →
Assignment of Assignor's Interest Nov 5, 2015
From: MIVA ENGINEERING LTD.
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 036973/0620 →
Assignment of Assignor's Interest Nov 5, 2015
From: MCCORRISTON, TODD; MCDOUGALL, PATRICK
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 036973/0706 →
Assignment of Assignor's Interest Jul 18, 2016
From: MCCORRISTON, TODD; MCDOUGALL, PATRICK
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 039179/0695 →
Assignment of Assignor's Interest Jul 18, 2016
From: MIVA ENGINEERING LTD.
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 039181/0084 →
Assignment of Assignor's Interest Jul 18, 2016
From: SCEKIC, VLADIMIR
To: MIVA ENGINEERING LTD.
Reel/Frame 039181/0037 →
Assignment of Assignor's Interest Jul 18, 2016
From: MCCORRISTON, TODD; MCDOUGALL, PATRICK
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 039180/0995 →
Assignment of Assignor's Interest Jul 18, 2016
From: MIVA ENGINEERING LTD.
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 039179/0926 →
Assignment of Assignor's Interest Jul 18, 2016
From: SCEKIC, VLADIMIR
To: MIVA ENGINEERING LTD.
Reel/Frame 039179/0818 →
Assignment of Assignor's Interest Aug 21, 2017
From: MCCORRISTON, TODD; HUVENAARS, DANIEL; IRVING, COLIN; MCDOUGALL, PATRICK
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 043346/0729 →
Assignment of Assignor's Interest Nov 3, 2017
From: SCEKIC, VLADIMIR; GNASIENCO, RADU; TURNBULL, RUSSELL; BATALHA, KEVIN
To: MIVA ENGINEERING LTD
Reel/Frame 044031/0424 →
Assignment of Assignor's Interest Nov 14, 2017
From: MIVA ENGINEERING LTD.
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 044122/0705 →
Assignment of Assignor's Interest Nov 14, 2017
From: SCEKIC, VLADIMIR
To: MIVA ENGINEERING LTD.
Reel/Frame 044122/0552 →
Assignment of Assignor's Interest Nov 14, 2017
From: MCCORRISTON, TODD; MCDOUGALL, PATRICK
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 044122/0631 →
Assignment of Assignor's Interest May 2, 2018
From: MIVA ENGINEERING LTD.
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 046052/0414 →
Assignment of Assignor's Interest Dec 18, 2018
From: SCEKIC, VLADIMIR; GNASIENCO, RADU; TURNBULL, RUSSELL; BATALHA, KEVIN
To: MIVA ENGINEERING LTD.
Reel/Frame 047803/0564 →
Assignment of Assignor's Interest Dec 18, 2018
From: MIVA ENGINEERING LTD.
To: DRILLFORM TECHNICAL SERVICES LTD.
Reel/Frame 047949/0614 →
Assignment of Assignor's Interest Dec 26, 2018
From: TAGGART, MARK
To: I3-EDGE LTD.
Reel/Frame 047981/0106 →
Security Interest Apr 18, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES (INT.) LP
Reel/Frame 048923/0073 →