Patent Assignment
Reel/Frame 008399/0224
Assignment of Assignor's Interest
Recorded: 1997-01-17
Pages: 2
Assignor
VRIONIS, NICK
Executed: 1997-01-15
Assignee
GAS RESEARCH INSTITUTE
CHICAGO, ILLINOIS, 60631
Covered Property
(1)
Apparatus and Method for Reduced Voltage Controller
Patent:
5,932,981 →
Application:
08/784,144 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 3, 2002
From: GAS RESEARCH INSTITUTE
To: VARIDIGM CORPORATION
Reel/Frame 013231/0921 →
Assignment of Assignor's Interest
Sep 24, 2012
From: VARIDIGM CORPORATION
To: ACACIA RESEARCH GROUP LLC
Reel/Frame 029013/0427 →
Assignment of Assignor's Interest
Sep 24, 2012
From: ACACIA RESEARCH GROUP LLC
To: HVAC MODULATION TECHNOLOGIES LLC
Reel/Frame 029013/0580 →