Patent Assignment
Reel/Frame 005213/0669
Assignment of Assignors Interest.
Recorded: 1990-01-08
Pages: 2
Assignee
HOECHST CELANESE CORPORATION
ROUTE 202-206 NORTH, A CORP. OF DE, SOMERVILLE, NEW JERSEY, 08876
Covered Property
(1)
Producing a Polyethylene Terephthalate Based Polymer from a Lower Dialkyl Ester of a Dicarboxylic Acid and a Glycol
Patent:
5,019,640 →
Application:
07/461,878 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.