Patent Assignment
Reel/Frame 023726/0384
Assignment of Assignor's Interest
Recorded: 2009-12-23
Pages: 3
Assignor
SHAMROCK RESEARCH & DEVELOPMENT, INC.
Executed: 2008-04-07
Assignee
PF WATERWORKS LP
1880 S. DAIRY ASHFORD ST., SUITE 202 ASHFORD CROSSING 1, HOUSTON, TEXAS, 77077
Covered Property
(1)
Method and Apparatus for Cleaning a Conduit
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.