Patent Assignment
Reel/Frame 006657/0445
Assignment of Assignor's Interest
Recorded: 1993-07-28
Pages: 5
Assignors
ANDRES, TODD E.
Executed: 1993-06-29
ALVAREZ, EDWARDO
Executed: 1993-07-07
COOPER, WILLIAM M.
Executed: 1993-04-15
HUGHES, O. RICHARD
Executed: 1993-04-14
WHITESIDE, WENDELL G.
Executed: 1993-07-07
Assignee
HOECHST CELANESE CORPORATION
86 MORRIS AVENUE, SUMMIT, NJ 07901
Covered Property
(1)
Self Lubricating Polybenzimidazole Shaped Articles
Patent:
5,384,352 →
Application:
08/098,541 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 9, 2001
From: HOECHST CELANESE CORPORATION
To: CELANESE ACETATE LLC
Reel/Frame 011295/0668 →
Assignment of Assignor's Interest
Oct 13, 2005
From: CELANESE ACETATE LLC
To: CNA HOLDINGS, INC.
Reel/Frame 016630/0718 →
Assignment of Assignor's Interest
Oct 14, 2005
From: CNA HOLDINGS, INC.
To: CELANESE ADVANCED MATERIALS, INC.
Reel/Frame 016641/0084 →
Assignment of Assignor's Interest
Oct 14, 2005
From: CELANESE ADVANCED MATERIALS, INC.
To: PBI PERFORMANCE PRODUCTS, INC.
Reel/Frame 016641/0102 →