IP Library Assignment 036098/0667
Patent Assignment
Reel/Frame 036098/0667

Assignment of Assignor's Interest

Recorded: 2015-07-15 Pages: 11
Assignors
TREYBIG, DUANE S.
Executed: 2014-09-15
RUSSELL, ALAN
Executed: 2014-09-17
HIKEM, AZIZ
Executed: 2014-09-10
Assignee
CLEARWATER INTERNATIONAL LLC
2000 ST. JAMES PLACE, HOUSTON, TEXAS, 77056
Covered Properties (2)
Environmentally Friendly Permanent Quaternaries of Polyamines and Their Use as Clay Stabilizers and Methods for Making and Using Same
Application: 14/211,066 →
Publication: US 2014/0262319
High Water and Brine Swell Elastomeric Compositions and Methods for Making and Using Same
Application: 61/790,299 →
Related Assignments (2)
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 →