IP Library › Assignment 004028/0492
Patent Assignment
Reel/Frame 004028/0492

Assignment of Assignors Interest.

Recorded: 1982-08-23 Pages: 1
Assignors
MURPHY, CARL D.
Executed: 1981-07-15
MC MILLAN, WILLIAM P.
Executed: 1981-07-20
Assignee
CELANESE CORPORATION
1211 AVENUE OF THE AMERICA, A CORP. OF DE., NEW YORK, NEW YORK, 10026
Covered Property (1)
Process for Catalytically Converting Methanol to Formaldehyde
Patent: 4,358,623 →
Application: 06/286,235 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Mar 10, 1989
From: CELANESE CORPORATION, A CORP. OF DE (MERGED INTO)
To: AMERICAN HOECHST CORPORATION, A CORP. OF DE
Reel/Frame 005046/0390 →
Assignment of Assignor's Interest Mar 27, 1998
From: HOECHST CELANESE CORPORATION
To: CELANESE INTERNATIONAL CORPORATION
Reel/Frame 009052/0337 →