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Patent Assignment
Reel/Frame 031794/0755

Amalgamation-Dissolution-General Conveyance and Assumption Agreement

Recorded: 2013-12-11 Pages: 24
Assignor
Assignee
WEATHERFORD CANADA PARTNERSHIP
333 5TH AVE SW, #1200, CALGARY, T2P3B6, CANADA
Covered Property (1)
Packer Fluid
Patent: 7,219,735 →
Application: 10/695,916 →
Publication: US 2004/0087448
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 15, 2015
From: WEATHERFORD CANADA PARTNERSHIP
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 036796/0095 →