IP Library Assignment 019210/0607
Patent Assignment
Reel/Frame 019210/0607

Assignment of Assignor's Interest

Recorded: 2007-04-25 Pages: 3
Assignor
FILIPPOV, ANDREI GREGORY
Executed: 2007-04-23
Assignee
GRINALDI LTD.
3532 WEST TC JESTER BLVD., HOUSTON, TEXAS, 77018
Covered Property (1)
Method and Apparatus for Downhole Tubular Expansion
Patent: 7,640,976 →
Application: 11/577,229 →
Publication: US 2009/0229835
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 19, 2008
From: GRINALDI LTD.
To: MOHAWK ENERGY LTD.
Reel/Frame 021116/0653 →
Security Interest Jun 7, 2019
From: MOHAWK ENERGY LTD.
To: MOHAWK HOLDCO LLC
Reel/Frame 049408/0591 →
Assignment of Assignor's Interest Jul 20, 2022
From: MOHAWK ENERGY LIMITED
To: CORETRAX AMERICAS LIMITED
Reel/Frame 060569/0621 →