IP Library Assignment 004351/0243
Patent Assignment
Reel/Frame 004351/0243

Assignment of Assignors Interest.

Recorded: 1984-12-20 Pages: 2
Assignor
KOHN, RACHEL S.
Executed: 1984-12-14
Assignee
CELANESE CORPORATION
1211 AVENUE OF THE AMERICAS, A CORP OF DE, NEW YORK, NEW YORK, 10036
Covered Property (1)
Thixotropic Aqueous Solutions Containing a Crosslinked Polygalactomannan Gum
Patent: 4,549,907 →
Application: 06/684,330 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Sep 9, 1991
From: HI-TEK POLYMERS, INC., A GA CORP.; RHONE-POULENC INC., A NY CORP.
To: STEIN, HALL & CO. INC.,
Reel/Frame 005826/0726 →