IP Library Assignment 043346/0729
Patent Assignment
Reel/Frame 043346/0729

Assignment of Assignor's Interest

Recorded: 2017-08-21 Pages: 6
Assignors
MCCORRISTON, TODD
Executed: 2015-12-15
HUVENAARS, DANIEL
Executed: 2015-11-19
IRVING, COLIN
Executed: 2015-11-19
MCDOUGALL, PATRICK
Executed: 2015-12-15
POLLARD, RONALD
Executed: 2015-04-26
Assignee
DRILLFORM TECHNICAL SERVICES LTD.
SUITE 800, 736 - 6TH AVENUE SW, CALGARY, ALBERTA T2P 3T7, CANADA
Covered Property (1)
Transitioning Pipe Handler
Application: 15/552,423 →
Publication: US 2018/0045000
Related Assignments (8)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Apr 18, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES LP
Reel/Frame 048922/0961 →
Security Interest Apr 18, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES (INT.) LP
Reel/Frame 048923/0073 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES (INT.) LP
Reel/Frame 049155/0771 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW CAPITAL LIMITED PARTNERSHIP #22
Reel/Frame 049155/0846 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW CAPITAL (ANHOLT) LIMITED PARTNERSHIP #22
Reel/Frame 049155/0901 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW MANAGEMENT LIMITED PARTNERSHIP #22
Reel/Frame 049155/0956 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES LP
Reel/Frame 049155/0716 →
Security Interest May 19, 2022
From: DRILLFORM TECHNICAL SERVICES LTD.
To: HELMERICH & PAYNE INTERNATIONAL DRILLING CO.
Reel/Frame 059958/0385 →