Patent Assignment
Reel/Frame 007321/0783
Assignment of Assignor's Interest
Recorded: 1995-02-10
Pages: 4
Assignors
HILDEBRAND, PAUL N.
Executed: 1995-01-30
LIGHT, W. JOHN
Executed: 1995-01-30
KNIGHT, T. FRANK
Executed: 1995-01-30
LAWRENCE, KELLEY A.
Executed: 1995-01-30
Assignee
EXCEL ENERGY TECHNOLOGIES, LTD.
SUITE 200, 1323 EAST 71ST, TULSA, OKLAHOMA, 74136
Covered Property
(1)
Method of Anticipating Potential Hvac Failure
Patent:
5,729,474 →
Application:
08/353,536 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Oct 18, 2004
From: EXCEL ENERGY SERVICES CORP.
To: EXCEL ENERGY TECHNOLOGIES, LTD.
Reel/Frame 015886/0809 →
Assignment of Assignor's Interest
Oct 18, 2004
From: EXCEL ENERGY TECHNOLOGIES, LTD.
To: EXCEL ENERGY SERVICES CORP.
Reel/Frame 015886/0811 →
Merger
Nov 12, 2004
From: EXCEL ENERGY TECHNOLOGIES LTD. (AN OKLAHOMA CORPORATION)
To: EXCEL ENERY TECHNOLOGIES, LTD. (A DELAWARE CORP.)
Reel/Frame 015972/0795 →
Assignment of Assignor's Interest
Aug 1, 2008
From: EXCEL ENERGY TECHNOLOGIES, LTD.
To: SITE CONTROLS, LLC
Reel/Frame 021328/0215 →
Merger
Mar 29, 2011
From: SITE CONTROLS, LLC
To: SIEMENS INDUSTRY, INC.
Reel/Frame 026044/0404 →