IP Library › Assignment 032003/0646
Patent Assignment
Reel/Frame 032003/0646

Assignment of Assignor's Interest

Recorded: 2014-01-20 Pages: 7
Assignors
JIANG, WENHUI
Executed: 2013-10-31
LOCKSTEDT, ALAN
Executed: 2013-10-31
Assignee
SMITH INTERNATIONAL, INC.
1310 RANKIN ROAD, HOUSTON, TEXAS, 77073
Covered Property (1)
Friction Welded Heavy Weight Drill Pipes
Patent: 9,816,328 →
Application: 14/053,983 →
Publication: US 2014/0103643
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 3, 2020
From: SMITH INTERNATIONAL, INC.
To: WELLBORE INTEGRITY SOLUTIONS LLC
Reel/Frame 051470/0680 →
Abl Patent Security Agreement Mar 17, 2020
From: WELLBORE INTEGRITY SOLUTIONS LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 052184/0900 →
Release of Security Interest Jul 20, 2021
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: WELLBORE INTEGRITY SOLUTIONS LLC
Reel/Frame 056910/0165 →