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Patent Assignment Details
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Reel/Frame:005192/0522   Pages: 2
Recorded: 12/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
10/16/1990
Application #:
07448522
Filing Dt:
12/11/1989
Title:
VALVING SYSTEM FOR INFLATABLE PACKERS
Assignor
1
Exec Dt:
12/04/1989
Assignee
1
3900 ESSEX LANE, STE. 1200
HOUSTON, TEXAS 77027
Correspondence name and address
WILLIAM C. NORVELL, JR.
HUBBARD, THURMAN, TURNER & TUCKER
6363 WOODWAY, SUITE 275
HOUSTON, TX 77057

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