IP Library Assignment 004309/0543
Patent Assignment
Reel/Frame 004309/0543

Assignment of Assignors Interest.

Recorded: 1984-10-04 Pages: 1
Assignors
SHIMP, DAVID A.
Executed: 1983-03-21
GRAVER, RICHARD B.
Executed: 1983-03-21
Assignee
CELANESE CORPORATION A CORP OF DE
1211 AVENUE OF THE AMERICAS,, NEW YORK,, NEW YORK, 10036
Covered Property (1)
Polyglycidyl Hindered Aromatic Amines
Patent: 4,487,948 →
Application: 06/477,993 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jun 1, 1992
From: INTEREZ, INC.
To: HI-TEK POLYMERS, INC.
Reel/Frame 006136/0781 →
Assignment of Assignor's Interest Jul 28, 1994
From: HI-TEK POLYMERS, INC.
To: SHELL OIL COMPANY
Reel/Frame 007082/0029 →