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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
01/31/1989
Application #:
06841645
Filing Dt:
03/20/1986
Inventors:
GARY R. HOLZHAUSEN, WILLIAM ST. LAWRENCE
Title:
HYDRAULIC FRACTURE ANALYSIS METHOD
Assignment: 1
Reel/Frame:
004554/0162Recorded: 03/20/1986Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
03/19/1986
Assignee:
1336 BROMMER STREET
A CORP. OF CA.
SANTA CRUZ, CALIFORNIA
Correspondent:
STEVEN F. CASERZA
SKJERVEN, MORRILL, MAC PHERSON, FRANKLIN
& FRIEL, 3600 PRUNERIDGE, STE. 100
SANTA CLARA, CA 95051
Assignment: 2
Reel/Frame:
004554/0194Recorded: 04/25/1986Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
04/07/1986
Exec Dt:
04/07/1986
Assignee:
1336 BROMMER STREET
A CORP. OF CA.
SANTA CRUZ, CALIFORNIA 95062
Correspondent:
STEVEN F. CASERZA
SKJERVEN, MORRILL, MAC PHERSON, FRANKLIN
& FRIEL, 3600 PRUNERIDGE, STE. 100
SANTA CLARA, CA 95051
Assignment: 3
Reel/Frame:
022520/0919Recorded: 04/06/2009Pages: 15
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/10/2008
Assignee:
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Correspondent:
MICHAEL L. LYNCH
SCHWEGMAN, LUNDBERG & WOESSNER, P.A.
P.O. BOX 2938
MINNEAPOLIS, MN 55402-0938
Assignment: 4
Reel/Frame:
022309/0032Recorded: 02/24/2009Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/21/2008
Assignee:
600 TOWNSEND STREET, SUITE 160W
SAN FRANCISCO, CALIFORNIA 94101
Correspondent:
MICHAEL L. LYNCH
SCHWEGMAN, LUNDBERG & WOESSNER, P.A.
P.O. BOX 2938
MINNEAPOLIS, MN 55402-0938

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