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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
05/13/2014
Application #:
12958017
Filing Dt:
12/01/2010
Publication #:
Pub Dt:
06/07/2012
Inventors:
Mark O. Johnson, Robert Harris, Carl Diller, John Milne
Title:
CEMENTING METHOD AND APPARATUS FOR USE WITH RUNNING STRING HAVING AN OBSTRUCTION
Assignment: 1
Reel/Frame:
027803/0436Recorded: 03/05/2012Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/08/2012
Exec Dt:
02/08/2012
Exec Dt:
02/09/2012
Assignee:
4101 WINFIELD ROAD
MAIL CODE 5 EAST
WARRENVILLE, ILLINOIS 60555
Correspondent:
STEVE ROSENBLATT
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 2
Reel/Frame:
027803/0453Recorded: 03/05/2012Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/23/2012
Assignee:
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019-2118
Correspondent:
STEVE ROSENBLATT
P.O. BOX 421239
HOUSTON, TX 77242

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