Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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05/07/1991
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Application #:
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07389637
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Filing Dt:
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08/04/1989
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Inventor:
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DONALD R. NELSON
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Title:
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TOP ENTRY VALVE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| DAVID M. DRISCOLL |
| WOLF, GREENFIELD & SACKS |
| 600 ATLANTIC AVENUE |
| BOSTON, MA 02210 |
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Assignment:
2
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| 386 MAIN STREET |
| WORCESTER, MASSACHUSETTS 01615 |
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| MIRICK, O'CONNELL, DEMALLIE & LOUGEE,LLP |
| DONALD R. GEITER |
| 100 FRONT STREET |
| WORCESTER, MA 01608-1477 |
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