Patent Assignment
Reel/Frame 022359/0894
Assignment of Assignor's Interest
Recorded: 2009-03-06
Pages: 6
Assignors
BERCKENHOFF, MICHAEL WAYNE
Executed: 2009-02-06
CHAVIERE, EUGENE CHARLES, III
Executed: 2009-02-11
GASS, DUSTIN DEAN
Executed: 2009-02-20
Assignee
HUDRIL USA MANUFACTURING LLC
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Property
(1)
Method and Device with Biasing Force for Sealing a Well
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Assignor Name to Eugene Charles Chauviere Iii and Assignee Name to Hydril Usa Manufacturing Llc Previously Recorded on Reel 022359 Frame 0894. Assignor(S) Hereby Confirms the Assignment.
Jul 28, 2021
From: BERCKENHOFF, MICHAEL WAYNE; CHAUVIERE, EUGENE CHARLES, III; GASS, DUSTIN DEAN
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 057013/0619 →
Change of Name
Sep 27, 2021
From: HYDRIL USA MANUFACTURING LLC
To: HYDRIL USA DISTRIBUTION LLC
Reel/Frame 057608/0915 →