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Patent Assignment Abstract of Title
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Total Assignments: 6
Patent #:
Issue Dt:
05/09/1989
Application #:
06912442
Filing Dt:
09/26/1986
Inventors:
CHARLES W. HAYNES, ADRIAN E. PITTS
Title:
ROTOR ASSEMBLY FOR POWER TONG
Assignment: 1
Reel/Frame:
004612/0952Recorded: 09/26/1986Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
09/24/1986
Exec Dt:
09/24/1986
Assignee:
301 GRANT STREET
PITTSBURGH, PENNSYLVANIA 15219-1490
Correspondent:
DAVID A. WARMBOLD
JOY MANUFACTURING CO.
301 GRANT ST.
PITTSBURGH, PA 15219-1490
Assignment: 2
Reel/Frame:
004679/0943Recorded: 03/09/1987Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
02/04/1987
Assignee:
OHIO
Correspondent:
COOPER INDUSTRIES, INC.
FIRST CITY TOWER, SUITE 4000,
P.O. BOX 4446
HOUSTON, TEXAS 77210
Assignment: 3
Reel/Frame:
005377/0241Recorded: 06/28/1990Pages: 19
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/22/1990
Assignee:
743 NORTH ECKHOFF ST.
ORANGE,, CALIFORNIA 92668
Correspondent:
WILLIAM P. GREEN
NILSSON, ROBBINS, DALGARN, ET AL.
201 NORTH FIGUEROA ST., 5TH FLR.
LOS ANGELES, CA 90012-2628
Assignment: 4
Reel/Frame:
005377/0260Recorded: 06/28/1990Pages: 19
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/22/1990
Assignee:
1200 CYPRESS CREEK,
CEDAR PARK,, TEXAS
Correspondent:
WILLIAM P. GREEN
201 NORTH FIGUEROA ST., 5TH FLR.
LOS ANGELES, CA 90012-2628
Assignment: 5
Reel/Frame:
005829/0095Recorded: 08/26/1991Pages: 26
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 03/04/1991
Assignor:
Exec Dt:
02/20/1991
Assignee:
Correspondent:
WILLAM P. GREEN
201 NORTH FIGUEROA STREET
5TH FLOOR
LOS ANGELES, CA 90012-2628
Assignment: 6
Reel/Frame:
005695/0081Recorded: 05/02/1991Pages: 20
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/23/1991
Assignee:
743 NORTH ECKHOFF STREET
ORANGE, CALIFORNIA 92668
Correspondent:
WILLIAM P. GREEN
201 NORTH FIGUEROA STREET
5TH FLOOR
LOS ANGELES, CA 90012-2628

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