Patent Assignment Details
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Reel/Frame: | 004773/0697 | |
| Pages: | 2 |
| | Recorded: | 10/15/1987 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/06/1989
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Application #:
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07109883
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Filing Dt:
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10/15/1987
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Title:
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GUARD RING FOR A DIFFERENTIALLY PUMPED SEAL APPARATUS
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Assignee
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761 MAIN AVE |
A CORP. OF NEW YORK |
NORWALK, CONNECTICUT 06859-0074 |
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Correspondence name and address
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THOMAS P. MURPHY
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PATENT LAW DEPARTMENT
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PERKIN-ELMER CORP.
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761 MAIN AVENUE
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NORWALK, CT 06859-0074
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