Patent Assignment
Reel/Frame 018567/0221
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded: 2006-11-30
Received: 2006-11-30
Pages: 5
Assignors
MCCASKILL, JOHN W.
Executed: 2004-04-23
SCHMIDT, DAVID A.
Executed: 2004-04-23
SCHMIDT, ROBERT F.
Executed: 2004-04-23
Assignee
POWER WELL SERVICES, L.P.
12777 JONES ROAD, SUITE 280, HOUSTON, TX, 77070, UNITED STATES
Covered Application
(1)
APPARATUS AND METHODS FOR SERVICING A HYDRAULIC CHOKE
App. No. 11/595,608
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