Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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09/11/1990
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Application #:
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07386786
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Filing Dt:
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07/27/1989
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Inventors:
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GERD PFEIFFER, ERICH QUADFLIEG, FRIEDRICH LENZE, GERHARD KRUG, JOSEF SIEKMEYER
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Title:
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DRILL PIPE COUPLING
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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MANNESMANNUFER 2 |
A CORP. OF THE FEDERAL REPUBLIC OF GERMANY |
DUSSELDORF 1, GERMANY D-4000 |
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THOMAS C. PONTANI |
COHEN, PONTANI & LIEBERMAN |
551 FIFTH AVENUE |
NEW YORK, NY 10176 |
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