Patent Assignment
Reel/Frame 006396/0326
Merger Effective on 11/18/1988DE
Recorded: 1993-01-21
Pages: 4
Assignor
CELANESE FIBERS INC.
Executed: 1988-11-07
Assignee
HOECHST CELANESE CORPORATION
ROUTE 202-206 NORTH, SOMERVILLE, NEW JERSEY, 08876
Covered Property
(1)
Production of Polyester Filaments of High Strength Possessing an Unusually Stable Internal Structure Employing Improved Processing Conditions
Patent:
4,414,169 →
Application:
06/015,512 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 15, 1983
From: MC CLARY, EDWARD BLAIN
To: FIBER INDUSTRIES, INC.
Reel/Frame 004157/0622 →
Assignment of Assignors Interest.
Mar 19, 1984
From: FIBER INDUSTRIES INC
To: CELANESE CORPORATION A DE CORP
Reel/Frame 004239/0763 →
Assignment of Assignors Interest.
Jan 23, 1993
From: FIBER INDUSTRIES, INC.
To: CELANESE CORPORATION
Reel/Frame 006396/0316 →
Assignment of Assignors Interest.
Jan 23, 1993
From: CELANESE CORPORATION
To: CELANESE FIBERS, INC.
Reel/Frame 006396/0323 →
Invalid Assignment, See Recording at Reel 010024, Frame 0628.
Mar 22, 1999
From: FIBER INDUSTRIES
To: ARTEVA NORTH AMERICA S.A.R.L.
Reel/Frame 009845/0826 →
Assignment of Assignor's Interest
Aug 18, 1999
From: FIBER INDUSTRIES
To: ARTEVA NORTH AMERICA S.A.R.L.
Reel/Frame 010024/0628 →