IP Library Assignment 010767/0706
Patent Assignment
Reel/Frame 010767/0706

Assignment of Assignor's Interest

Recorded: 2000-04-19 Pages: 5
Assignor
DSM COPOLYMER, INC.
Executed: 2000-03-31
Assignee
ETHYL ADDITIVES CORPORATION
330 SOUTH FOURTH STREET, RICHMOND, VIRGINIA, 23219
Covered Property (1)
Solid Sheared Polymer Blends and Process for Their Preparation
Patent: 5,451,636 →
Application: 08/336,420 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 30, 2012
From: DSM COPOLYMER INC.
To: LANXESS BUNA GMBH
Reel/Frame 028876/0815 →
Assignment of Assignor's Interest Aug 31, 2012
From: LANXESS BUNA GMBH
To: LANXESS ELASTOMERS B.V.
Reel/Frame 028882/0001 →