IP Library › Assignment 032381/0300
Patent Assignment
Reel/Frame 032381/0300

Assignment of Assignor's Interest

Recorded: 2014-03-07 Pages: 6
Assignors
ROHART, CHRISTOPHE
Executed: 2014-02-24
DIDRY, THOMAS
Executed: 2014-02-11
Assignee
VALLOUREC DRILLING PRODUCTS FRANCE
7 RUE DES FRERES LUMIERES, COSNE COURS SUR LOIRE, F-58200, FRANCE
Covered Property (1)
Drill Stem Element with Fluid Activation Zone
Application: 14/234,542 →
Publication: US 2015/0361729
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corporate Address Change Jul 5, 2018
From: VALLOUREC DRILLING PRODUCTS FRANCE
To: VALLOUREC DRILLING PRODUCTS FRANCE
Reel/Frame 046492/0807 →
Assignment of Assignor's Interest Dec 6, 2018
From: VALLOUREC DRILLING PRODUCTS FRANCE
To: TUBOSCOPE VETCO (FRANCE) SAS
Reel/Frame 047735/0571 →