IP Library › Assignment 004005/0478
Patent Assignment
Reel/Frame 004005/0478

Merger

Recorded: 1982-05-14 Pages: 2
Assignor
Assignee
Covered Properties (2)
Process for Recovering Electrolytically Produced Alkali Metal Chlorate S
Patent: 3,883,406 →
Application: 05/376,978 →
Process for Producing Grooved Choke Plates for Adjustable Chokes
Patent: 4,477,404 →
Application: 06/376,978 →
Related Assignments (1)
Other recorded transfers of the patents in this record — the chain of ownership.
Merger and Change of Name Effective on December 31, 1989, in Pennsylvania Sep 17, 1990
From: ATOCHEM INC., A DE CORP. (MERGED INTO); M&T CHEMICALS INC., A DE CORP. (MERGED INTO); PENNWALT CORPORATION, A PA CORP. (CHANGED TO)
To: ATOCHEM NORTH AMERICA, INC., A PA CORP.
Reel/Frame 005496/0003 →