Patent Assignment
Reel/Frame 007175/0829
Assignment of Assignor's Interest
Recorded: 1994-09-12
Pages: 6
Assignor
AIR PRODUCTS AND CHEMICALS, INC.
Executed: 1994-08-29
Assignee
HOECHST CELANESE CORPORATION
ROUTE 202-206 NORTH, SOMERVILLE, NEW JERSEY, 08876
Covered Property
(1)
Membrane Assembly for Fluid Separations-Disk
Patent:
4,613,436 →
Application:
06/666,830 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Nov 28, 1984
From: WIGHT, WILLIAM W.; BECKER, RICHARD A.
To: SEPAREX CORPORATION
Reel/Frame 004331/0300 →
Assignment of Assignor's Interest
Sep 12, 1994
From: AIR PRODUCTS MEMBRANES, INC.
To: AIR PRODUCTS AND CHEMICALS, INC.
Reel/Frame 007189/0972 →
Assignment of Assignor's Interest
Nov 7, 1994
From: SEPAREX CORPORATION
To: AIR PRODUCTS MEMBRANES, INC.
Reel/Frame 007194/0349 →
Merger (See Record for Details)
Nov 7, 1994
From: SEPMER, INC.; SEPAREX CORPORATION
To: SEPAREX CORPORATION
Reel/Frame 007197/0374 →
Assignment of Assignor's Interest
Nov 14, 1994
From: HOECHST CELANESE CORPORATION
To: UOP
Reel/Frame 007203/0455 →