Patent Assignment
Reel/Frame 003984/0223
Assignment of Assignors Interest.
Recorded: 1981-02-13
Pages: 3
Assignor
MADAN, ARUN
Executed: 1981-02-12
Covered Property
(1)
P-Type Semiconductor Material Having a Wide Band Gap
Patent:
4,441,113 →
Application:
06/234,287 →
Related Assignments
(6)
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 004028/0551 →
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 →
Security Interest
Jan 7, 1991
From: OIS OPTICAL IMAGING SYSTEMS, INC., A CORP. OF DE
To: MANNING, WILLIAM
Reel/Frame 005552/0228 →
Released by Secured Party
Dec 3, 1991
From: MANNING, WILLIAM
To: OIS OPTICAL IMAGING SYSTEMS, INC., A CORP. OF DE
Reel/Frame 005931/0797 →
Assignment of Assignor's Interest
May 3, 1994
From: ENERGY CONVERSION DEVICES, INC.
To: UNITED SOLAR SYSTEMS CORP.
Reel/Frame 006969/0179 →