Patent Assignment
Reel/Frame 013298/0475
Assignment of Assignor's Interest
Recorded: 2002-09-09
Pages: 3
Assignors
SLACK, WILLIAM E.
Executed: 2002-08-15
KEMP, HERSEL T. II
Executed: 2002-08-15
MILLER, WILLIAM E.
Executed: 2002-08-21
Assignee
BAYER CORPORATION
100 BAYER ROAD, PITTSBURGH, PENNSYLVANIA, 15205-9741
Covered Property
(1)
Polymeric Allophanates of Diphenylmethane Diisocyanate, Prepolymers of These Polymeric Allophanates, and Processes for the Preparation of the Polymeric Allophanates and the Prepolymers Thereof
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Master Assignment of Patents Agreement and Addendum
May 12, 2003
From: BAYER CORPORATION
To: BAYER POLYMERS LLC
Reel/Frame 014035/0762 →
Assignment of Assignor's Interest
Sep 14, 2004
From: BAYER POLYMERS LLC
To: BAYER MATERIALSCIENCE LLC
Reel/Frame 016411/0377 →
Change of Name
Oct 16, 2015
From: BAYER MATERIALSCIENCE LLC
To: COVESTRO LLC
Reel/Frame 036876/0585 →