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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
06/08/1993
Application #:
07715654
Filing Dt:
06/14/1991
Inventors:
MATS G. WALDENSTROM, UDO K. R. FISCHER, LARS H. HILLERT, MAHLON D. DENNIS
Title:
TOOLS FOR CUTTING ROCK DRILLING
Assignment: 1
Reel/Frame:
006144/0431Recorded: 06/15/1992Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
05/05/1992
Exec Dt:
05/05/1992
Exec Dt:
05/20/1992
Assignees:
S-811 81 SANDVIKEN, SWEDEN
AVENUE DU PONT DE LUTTRE 74
B-1190 BRUSSELS, BELGIUM
Correspondent:
BURNS, DOANE, SWECKER & MATHIS
RONALD L. GRUDZIECKI
GEORGE MASON BLDG., WASH., & PRINCE STS.
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 2
Reel/Frame:
006251/0761Recorded: 09/03/1992Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/25/1992
Assignee:
S-811 81 SANDVIKEN SWEDEN
SWEDEN
Correspondent:
BURNS, DOANE, SWECKER & MATHIS
ALAN E. KOPECKI
THE GEORGE MASON BUILDING, P.O. BOX 1404
WASHINGTON & PRINCE STREETS
ALEXANDRIA, VA 22313-1404
Assignment: 3
Reel/Frame:
015687/0922Recorded: 02/18/2005Pages: 24
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/28/2003
Assignee:
2601 BELTLINE ROAD
CARROLLTON, TEXAS 75006
Correspondent:
KATHY WILLIAMS
2601 BELTLINE ROAD
CARROLLTON, TX 75006

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