IP Library › Assignment 012753/0324
Patent Assignment
Reel/Frame 012753/0324

Assignment of Assignor's Interest

Recorded: 2002-04-01 Pages: 2
Assignor
WINSHIP, THOMAS E.
Executed: 2002-03-21
Assignee
GRANT PRIDECO, INC.
1450 LAKE ROBBINS DRIVE, SUITE 600, HOUSTON, TEXAS, 77380
Covered Property (1)
Replaceable corrosion resistant tool joint seal
Application: 10/113,108 →
Publication: US 2003/0184084
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Grant of Patent Jan 3, 2003
From: GRANT PRIDECO, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS
Reel/Frame 013323/0989 →
Release of Grant of Patent Security Agreement Jun 1, 2005
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: GRANT PRIDECO, INC.
Reel/Frame 016079/0702 →