Patent Assignment
Reel/Frame 007394/0260
Assignment of Assignor's Interest
Recorded: 1995-03-21
Pages: 4
Assignors
BASSETT, WILLIAM W.
Executed: 1995-02-13
RUSS, ROBERT M.
Executed: 1995-02-13
WEBSTER, THOMAS L.
Executed: 1995-02-17
Assignee
GAS RESEARCH INSTITUTE
8600 WEST BRYN MAWR AVENUE, CHICAGO, IL 60631, ILLINOIS
Covered Property
(1)
Method and Apparatus for Controlling the Circulation of Heat Transfer Fluid for Thermal Conditioning Systems for Spaces
Patent:
5,485,953 →
Application:
08/378,517 →
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 →