Patent Assignment
Reel/Frame 044984/0586
Assignment of Assignor's Interest
Recorded: 2018-02-21
Pages: 17
Assignor
LUBRIZOL OILFIELD SOLUTIONS, INC.
Executed: 2017-12-11
Assignee
THE LUBRIZOL CORPORATION
29400 LAKELAND BLVD., WICKLIFFE, OHIO, 44092-2298
Covered Properties
(11)
Controlled Gel Breaker
Patent:
5,807,812 →
Application:
08/833,727 →
Sand Aggregating Reagents, Modified Sands, and Methods for Making and Using Same
Sand Aggregating Reagents, Modified Sands, and Methods for Making and Using Same
Method and System Using Zeta Potential Altering Compositions as Aggregating Reagents for Sand Control
Novel High Uptake Sulfur Solvent Systems and Methods for Making and Using Same
Winterizing Compositions for Sulfur Scavengers and Methods for Making and Using Same
Application:
15/556,688 →
Publication:
US 2018/0105729
Polymeric Compositions Agglomerating Compositions, Modified Solid Materials, and Methods for Making and Using Same
Application:
15/567,464 →
Publication:
US 2018/0112121
Aggregating Compositions, Modified Particulate Solid Compositions, and Methods for Making and Using Same
Application:
15/568,015 →
Publication:
US 2018/0142137
Method for Providing Extended Release Antimicrobial in Hydraulic Fracturing Applications
Application:
15/714,241 →
Publication:
US 2018/0086970
Anti-Agglomerants for the Prevention of Hydrates
Application:
15/723,873 →
Publication:
US 2018/0037804
Polymeric Compositions Agglomerating Compositions, Modified Solid Materials, and Methods for Making and Using Same
Application:
62/166,722 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →
Assignment of Assignor's Interest
Oct 9, 2015
From: CLEARWATER INTERNATIONAL, L.L.C.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 036822/0379 →
Assignment of Assignor's Interest
Oct 18, 2017
From: VIGDERMAN, LEONID; TREYBIG, DUANE S.; SAINI, RAJESH K.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 043893/0178 →
Assignment of Assignor's Interest
Oct 20, 2017
From: TREYBIG, DUANE S.; VIGDERMAN, LEONID; SAINI, RAJESH K.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 043909/0781 →
Assignment of Assignor's Interest
May 25, 2018
From: THE LUBRIZOL CORPORATION
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 045900/0807 →