IP Library Assignment 010103/0428
Patent Assignment
Reel/Frame 010103/0428

Assignment of Assignor's Interest

Recorded: 1999-07-22 Pages: 11
Assignor
DSM COPOLYMER, INC.
Executed: 1999-03-19
Assignee
ZEON CHEMICALS, L.P.
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 27, 1999
From: DSM COPOLUMER, INC., A DELAWARE CORPORATION
To: ZEON CHEMICALS, L.P., A DELAWARE LIMITED PARTNERSHIP
Reel/Frame 010121/0380 →