IP Library › Assignment 023315/0186
Patent Assignment
Reel/Frame 023315/0186

Assignment of Assignor's Interest

Recorded: 2009-10-01 Pages: 3
Assignor
PIERCE, DAVID MARK
Executed: 2009-10-01
Assignee
STEGER & BIZZELL ENGINEERING, INC.
1978 SOUTH AUSTIN AVENUE, GEORGETOWN, TEXAS, 78626
Covered Property (1)
Controlling Pumps for Improved Energy Efficiency
Patent: 9,181,953 →
Application: 12/571,895 →
Publication: US 2011/0081255
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 10, 2012
From: STEGER & BIZZELL ENGINEERING, INC.
To: SPECIFIC ENERGY
Reel/Frame 028925/0291 →
Assignment of Assignor's Interest Sep 10, 2012
From: STEGER, PERRY C.
To: SPECIFIC ENERGY
Reel/Frame 028925/0354 →