Patent Assignment
Reel/Frame 005701/0820
Assignment of Assignors Interest.
Recorded: 1990-09-21
Pages: 4
Assignee
AMERICAN TELEPHONE AND TELEGRAPH COMPANY, A NY CORPORATION
550 MADISON AVENUE, NEW YORK, NEW YORK, 10022
Covered Property
(1)
Process for Formation of Halogenated Polymeric Microporous Membranes Having Improved Strength Properties
Patent:
5,043,113 →
Application:
07/558,992 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 27, 1990
From: KAFCHINSKI, EDWARD R.; CHUNG, TAI-SHUNG; BADER, HUBERT; LOWERY, JAMES J.
To: HOECHST CELANESE CORPORATION
Reel/Frame 005413/0479 →
Assignment of Assignor's Interest
Jan 29, 1998
From: HOECHST CELANESE CORPORATION
To: CELGARD LLC
Reel/Frame 009168/0439 →
Assignment of Assignor's Interest
Dec 30, 1999
From: CELGARD LLC
To: CELGARD, INC., A CORP. OF DELAWARE
Reel/Frame 010506/0869 →
Security Agreement
Nov 29, 2002
From: CELGARD, INC.
To: CHASE MANHATTAN BANK, AS ADMINISTRATIVE AGENT, THE
Reel/Frame 013964/0538 →
Change of Name
Jul 7, 2004
From: CELGARD, INC.
To: CELGARD, LLC
Reel/Frame 014822/0710 →
Security Agreement
Nov 10, 2004
From: CELGARD, LLC
To: JPMORGAN CHASE BANK, AS ADMINISTRATIVE AGENT
Reel/Frame 015348/0137 →