Patent Assignment
Reel/Frame 016261/0361
Assignment of Assignor's Interest
Recorded: 2005-02-14
Pages: 3
Assignor
BROWN, SCOTT A.
Executed: 2004-03-04
Assignee
POLYTHANE SYSTEMS, INC.
P.O. BOX 1452, SPRING, TEXAS, 77383-1452
Covered Property
(1)
Method of Consolidating Sand or Gravel into a Solid Mass
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 24, 2005
From: POLYTHANE SYSTEMS, INC.; EVEREST COATINGS, INC.; POLYTRUST
To: BAYSYSTEMS NORTH AMERICA LLC
Reel/Frame 016926/0534 →
Change of Name
Mar 2, 2010
From: BAYSYSTEMS NORTH AMERICA LLC
To: BAYER MATERIALSCIENCE LLC
Reel/Frame 024006/0341 →
Change of Name
Oct 16, 2015
From: BAYER MATERIALSCIENCE LLC
To: COVESTRO LLC
Reel/Frame 036876/0585 →