Patent Assignment
Reel/Frame 012757/0572
Assignment of Assignor's Interest
Recorded: 2002-01-15
Pages: 2
Assignor
ROESLER, RICHARD R.
Executed: 2001-12-12
Assignee
BAYER CORPORATION
PATENT DEPARTMENT, 100 BAYER ROAD, PITTSBURGH, PENNSYLVANIA, 15205
Covered Property
(1)
In-Situ Preparation of Polyaspartic Ester Mixture
Patent:
6,590,066 →
Application:
10/031,629 →
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 →
Change of Name
Aug 21, 2015
From: BAYER POLYMERS LLC
To: BAYER MATERIALSCIENCE LLC
Reel/Frame 036388/0892 →
Change of Name
Oct 16, 2015
From: BAYER MATERIALSCIENCE LLC
To: COVESTRO LLC
Reel/Frame 036876/0585 →