Patent Assignment Details
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Reel/Frame: | 005588/0779 | |
| Pages: | 3 |
| | Recorded: | 01/23/1991 | | |
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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06/30/1992
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Application #:
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07643750
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Filing Dt:
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01/23/1991
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Title:
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PISTON PRESSURE-TYPE VACUUM BREAKER
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Assignee
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A CORP. OF MASSACHUSETTS |
LAWRENCE, MASSACHUSETTS |
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Correspondence name and address
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TIMOTHY A. FRENCH
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FISH & RICHARDSON
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STE. 2500
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ONE FINANCIAL CENTER
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BOSTON, MA 02111-2658
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