IP Library › Assignment 028198/0159
Patent Assignment
Reel/Frame 028198/0159

Assignment of Assignor's Interest

Recorded: 2012-05-11 Pages: 5
Assignor
RENELCO ENERGY INC.
Executed: 2012-04-20
Assignee
TERVITA CORPORATION
500, 140 - 10 AVE. S.E., CALGARY, AB, T2G 0R1, CANADA
Covered Property (1)
Method for Terminating or Reducing Water Flow in a Subterranean Formation
Patent: 7,874,363 →
Application: 12/087,058 →
Publication: US 2009/0260813
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 10, 2009
From: ANDERSON, GREGORY E.; HEAVEN, WILLIAM J.
To: RENELCO ENERGY INC.
Reel/Frame 023494/0216 →
Grant of Security Interest in Patents Feb 14, 2013
From: TERVITA CORPORATION
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL TRUSTEE
Reel/Frame 029817/0826 →
Amended and Restated Grant of Security Interest in Patents Dec 19, 2016
From: TERVITA CORPORATION
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 041032/0175 →