Patent Assignment
Reel/Frame 004034/0012
Assignment of Assignors Interest.
Recorded: 1982-08-09
Pages: 1
Assignee
MONSANTO COMPANY, A CORP. OF DE.
ST. LOUIS, MISSOURI
Covered Property
(1)
Method of Regulating Concentration and Distribution of Oxygen in Czochralski Grown Silicon
Patent:
4,436,577 →
Application:
06/406,643 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 26, 1989
From: MONSANTO COMPANY
To: DNS ELECTRONIC MATERIALS, INC., A CORP. OF DE.
Reel/Frame 005069/0416 →
Change of Name Effective Date: March 31, 1989
Apr 26, 1989
From: DNS ELECTRONIC MATERIALS, INC.
To: MEMC ELECTRONIC MATERIALS, INC.,
Reel/Frame 005146/0134 →