Patent Assignment
Reel/Frame 010121/0380
Assignment of Assignor's Interest
Recorded: 1999-07-27
Pages: 11
Assignor
DSM COPOLUMER, INC., A DELAWARE CORPORATION
Executed: 1999-03-19
Assignee
ZEON CHEMICALS, L.P., A DELAWARE LIMITED PARTNERSHIP
4100 BELLS LANE, LOUISVILLE, KENTUCKY, 40211
Covered Properties
(2)
Weather and Heat Resistant Blended Nitrile Polymers
Patent:
5,266,640 →
Application:
07/657,150 →
Alloys of Nitrile Rubbers and Polyamides
Patent:
5,719,223 →
Application:
08/708,320 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 14, 1991
From: KARG, RUDOLPH; HILL, CONNIE L.
To: COPOLYMER RUBBER & CHEMICAL CORPORATION
Reel/Frame 005607/0507 →
Change of Name
Nov 1, 1993
From: COPOLYMER RUBBER & CHEMICAL CORPORATION
To: DSM COPOLYMER, INC.
Reel/Frame 006796/0036 →
Assignment of Assignor's Interest
Jul 22, 1999
From: DSM COPOLYMER, INC.
To: ZEON CHEMICALS, L.P.
Reel/Frame 010103/0428 →