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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07382559
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Filing Dt:
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07/19/1989
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Inventor:
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JAVIER CHAVEZ
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Title:
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ROTARY DRILL BITS WITH PLURAL SEALING SYSTEMS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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TALIVALDIS CEPURITIS |
DRESSLER, GOLDSMITH, SHORE, |
SUTKER & MILNAMOW, LTD. |
1800 PRUDENTIAL PLAZA |
CHICAGO, IL 60601 |
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