Patent Assignment
Reel/Frame 004153/0181
Assignment of Assignors Interest.
Recorded: 1983-08-04
Pages: 1
Assignor
SHERIF, FAWZY G.
Executed: 1982-12-27
Assignee
STAUFFER CHEMICAL COMPANY, A CORP. OF DE
WESTPORT, CONNECTICUT, 06881
Covered Property
(1)
Process for the Manufacture of Highly Pure Trimagnesium Phosphate Octahydrate of Hith Purity
Patent:
4,411,876 →
Application:
06/454,395 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Nov 28, 1997
From: STAUFFER CHEMICAL COMPANY
To: RHONE-POULENC INC.
Reel/Frame 008848/0452 →
Assignment of Assignor's Interest
Feb 6, 1998
From: RHONE-POULENC INC.
To: RHODIA INC.
Reel/Frame 010404/0268 →
Invalid Recording. See Recording at Reel 010404, Frame 0268.
Feb 6, 1998
From: RHONE-POULENC INC.
To: RHODIA INC.
Reel/Frame 008955/0873 →