Patent Assignment
Reel/Frame 004037/0327
Assignment of Assignors Interest.
Recorded: 1982-09-17
Pages: 1
Assignor
MOSTAFA, MOHAMED A.
Executed: 1982-04-29
Assignee
AMERICAN HOECHST CORPORATION, A CORP OF DE.
SOMERVILLE, NEW JERSEY
Covered Property
(1)
Method of Making Expandable Styrene-Type Polymer Beads
Patent:
4,361,656 →
Application:
06/373,948 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Apr 28, 1986
From: HUNTSMAN CHEMICAL CORPORATION
To: AMERICAN HOECHST, CORPORATION, A CORP. OF DE.
Reel/Frame 004538/0621 →
Assignment of Assignors Interest.
Jun 19, 1986
From: AMERICAN HOESCHT CORPORATION
To: HUNTSMAN CHEMICAL CORPORATION
Reel/Frame 004567/0433 →
Security Interest
Apr 15, 1987
From: HUNTSMAN CHEMICAL CORPORATION
To: BANKERS TRUST COMPANY
Reel/Frame 004691/0543 →