Assignment of Assignor's Interest

Recorded: 2008-12-01 Pages: 3

Assignor

NIMBERGER, SPENCER M.

Executed: 2008-12-01

Assignee

PGI INTERNATIONAL, LTD.

16101 VALLEN DRIVE, HOUSTON, TEXAS, 77041

Covered Property (1)

Differential Pressure Generator

Patent: 8,067,851 →

Application: 12/315,200 →

Publication: US 2010/0133834

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.