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Patent Assignment
Reel/Frame 051606/0264

Assignment of Assignor's Interest

Recorded: 2020-01-24 Pages: 3
Assignor
FOURTH DIMENSION DESIGNS LTD.
Executed: 2020-01-15
Assignee
T-RAM CANADA, INC.
SUITE 2-10902 92 AVE, GRANDE PRAIRIE, AB, T8V 6B5, CANADA
Covered Properties (2)
Plunger for Gas Wells
Patent: 7,121,335 →
Application: 10/833,654 →
Publication: US 2004/0226713
Magnetic Installation and Retrieval Tool for Fluid Lift Plungers
Patent: 9,308,608 →
Application: 14/383,722 →
Publication: US 2015/0020381
Related Assignments (6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 9, 2005
From: TOWNSEND, MURRAY RAY
To: FOURTH DIMENSION DESIGNS LTD.
Reel/Frame 016372/0516 →
Assignment of Assignor's Interest Sep 22, 2014
From: WHIBBS, CAL; TOWNSEND, MURRAY RAY
To: NATIONAL OILWELL VARCO, L.P.
Reel/Frame 033788/0773 →
Assignment of Assignor's Interest Sep 24, 2014
From: NATIONAL OILWELL VARCO, L.P.
To: FOURTH DIMENSION DESIGNS LTD.
Reel/Frame 033802/0744 →
Assignment of Assignor's Interest Jan 29, 2020
From: T-RAM CANADA, ULC
To: WELL MASTER CORPORATION
Reel/Frame 051652/0828 →
Change of Name Mar 24, 2026
From: T-RAM CANADA, INC.
To: T-RAM CANADA, ULC
Reel/Frame 074173/0089 →
Security Interest Jun 4, 2026
From: WELL MASTER, LLC
To: WESTERN-SOUTHERN LIFE ASSURANCE COMPANY
Reel/Frame 074850/0529 →