Patent Assignment
Reel/Frame 037603/0601
Corrective Assignment to Correct the Assignor and the Assignee Previously Recorded at Reel: 036784 Frame: 0444. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2016-01-27
Pages: 7
Assignor
WEATHERFORD/LAMB, INC.
Executed: 2015-05-29
Assignee
LUBRIZOL OILFIELD SOLUTIONS, INC.
29400 LAKELAND BLVD., WICKLIFFE, OHIO, 44092
Covered Property
(1)
Anti-Agglomerants for the Prevention of Hydrates
Application:
14/546,599 →
Publication:
US 2015/0191645
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 1, 2014
From: LEVEY, SIMON JOHN MICHAEL; FOWLES, ROBERT; TREYBIG, DUANE S.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 034291/0831 →
Assignment of Assignor's Interest
Jul 2, 2015
From: WEATHERFORD/LAMB, INC.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 035968/0418 →
Nunc Pro Tunc Assignment
Oct 13, 2015
From: LUBRIZOL OILFIELD SOLUTIONS, INC.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 036784/0444 →