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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/17/1986
Application #:
06762626
Filing Dt:
08/05/1985
Inventors:
JOHN W. BETTERIDGE, MILBURN L. HART, GREGORY H. CARLSON, RONALD E. CARLSON SR.
Title:
COMBINED INDUCTION HEATING AND COATING SYSTEM FOR PIPE WELD JOINTS
Assignment: 1
Reel/Frame:
004439/0126Recorded: 08/05/1985Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
07/23/1985
Exec Dt:
07/19/1985
Exec Dt:
07/19/1985
Exec Dt:
07/25/1985
Assignee:
OKLAHOMA
Correspondent:
WILLIAM S. DORMAN
P. O. BOX 700960
TULSA, OK 74170-0960
Assignment: 2
Reel/Frame:
005206/0147Recorded: 12/22/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/21/1989
Assignee:
2001 N. 170TH EAST AVENUE, A CORP. OF OK
TULSA, OKLAHOMA 74116
Correspondent:
WILLIAM S. DORMAN
1146 EAST 64TH STREET
TULSA, OK 74136

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