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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
11/30/1999
Application #:
08947691
Filing Dt:
10/09/1997
Inventors:
FRED L. SABINS, VOLDI E. MAKI
Title:
ACOUSTIC METHOD FOR DETERMINING THE STATIC GEL STRENGTH OF A CEMENT SLURRY
Assignment: 1
Reel/Frame:
008774/0861Recorded: 10/09/1997Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/03/1997
Exec Dt:
10/06/1997
Assignee:
2001 N. INDIANWOOD AVENUE
BROKEN ARROW, OKLAHOMA 74012
Correspondent:
FELLERS, SNIDER
R. ALAN WEEKS
6TH EAST 5TH STREET
TULSA, OK 74103
Assignment: 2
Reel/Frame:
014788/0946Recorded: 06/29/2004Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/15/2002
Assignee:
215 GLENWOOD
HOUSTON, TEXAS 77007
Correspondent:
FELLERS, SNIDER, BLANKENSHIP, ET AL.
R. ALAN WEEKS
321 S. BOSTON AVENUE
SUITE 800
TULSA, OK 74103-3318

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