Patent Assignment
Reel/Frame 003872/0880
Assignment of Assignors Interest.
Recorded: 1981-03-16
Pages: 3
Assignor
EDGERTON ROBERT F.
Executed: 1981-03-11
Assignee
ATLANTIC RICHFIELD COMPANY, A CORP. OF PA
LOS ANGELES, CALIFORNIA
Covered Property
(1)
Optical Methods for Controlling Layer Thickness
Application:
06/244,387 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 23, 1982
From: ATLANTIC RICHFIELD COMPANY
To: ENERGY CONVERSION DEVICES, INC.
Reel/Frame 004027/0093 →
Security Interest
Aug 1, 1986
From: ENERGY CONVERSION DEVICES, INC
To: CANON INC.
Reel/Frame 004585/0577 →
License
Apr 6, 1989
From: ENERGY CONVERSION DEVICES, INC.
To: CANON INC.
Reel/Frame 005184/0012 →