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Patent Assignment
Reel/Frame 015135/0504

Assignment of Assignor's Interest

Recorded: 2004-03-24 Pages: 2
Assignors
STEINER, ADRIAN
Executed: 2004-02-11
GROSSMAN, MIKE FREDRIC
Executed: 2004-02-11
Assignee
PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
4600 PETRO-CANADA CENTRE, 150-6TH AVENUE S.W., CALGARY, ALBERTA, T2P 3Y7, CANADA
Covered Property (1)
Method and Apparatus to Control the Rate of Flow of a Fluid Through a Conduit
Patent: 7,702,423 →
Application: 10/807,372 →
Publication: US 2005/0119796
Related Assignments (9)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 30, 2005
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP INC.
To: PRECISION ENERGY SERVICES LTD.
Reel/Frame 016735/0393 →
Assignment of Assignor's Interest Jan 9, 2009
From: PRECISION ENERGY SERVICES ULC
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 022263/0772 →
Change of Name Jan 9, 2009
From: PRECISION ENERGY SERVICES LTD
To: PRECISION ENERGY SERVICES ULC
Reel/Frame 022254/0599 →
Security Interest Dec 18, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY INC.
To: WELLS FARGO BANK NATIONAL ASSOCIATION AS AGENT
Reel/Frame 051891/0089 →
Assignment of Assignor's Interest Dec 23, 2019
From: WEATHERFORD CANADA PARTNERSHIP
To: WEATHERFORD CANADA LTD.
Reel/Frame 051352/0508 →
Security Interest Dec 26, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS ADMINISTRATIVE AGENT
Reel/Frame 051419/0140 →
Security Interest Aug 28, 2020
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 054288/0302 →
Release of Security Interest Aug 28, 2020
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
Reel/Frame 053838/0323 →
Patent Security Interest Assignment Agreement Apr 26, 2023
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 063470/0629 →