Patent Assignment
Reel/Frame 004420/0562
Assignment of Assignors Interest.
Recorded: 1984-11-23
Pages: 1
Assignee
TEXAS INSTRUMENTS INCORPORATED A CORP OF DE
13500 NORTH CENTRAL EXPRESSWAY, DALLAS, TEXAS, 75265
Covered Property
(1)
Method of Etching Semiconductor Material
Patent:
4,581,103 →
Application:
06/647,580 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Bill of Sale
May 23, 1997
From: TEXAS INSTRUMENTS INCORPORATED
To: ONTARIO HYDRO
Reel/Frame 008587/0209 →
Assignment of Assignor's Interest
Oct 19, 1998
From: ONTARIO HYDRO
To: MATRIX SOLAR TECHNOLOGIES
Reel/Frame 009525/0775 →
Assignment of Assignor's Interest
May 16, 2002
From: MATRIX SOLAR TECHNOLOGIES, INC.
To: SPHERAL SOLAR POWER, INC.
Reel/Frame 012916/0470 →