Patent Assignment Details
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| Reel/Frame: | 006215/0477 | |
| Pages: | 6 |
| | Recorded: | 03/16/1992 | | |
| Conveyance: | SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
2
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Patent #:
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Issue Dt:
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04/19/1988
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Application #:
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06799140
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Filing Dt:
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11/18/1985
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Title:
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CEILING ACCESS DOOR ASSEMBLY
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Patent #:
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Issue Dt:
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03/29/1988
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Application #:
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06843498
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Filing Dt:
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03/25/1986
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Title:
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GRAVITY CLOSING FIRE-RATED CEILING ACCESS DOOR
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Assignee
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| 33 NORTH LASALLE STREET |
| CHICAGO, ILLINOIS 60990 |
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Correspondence name and address
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GOLDBERG, KOHN, BELL, BLACK,
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ROSENBLOOM & MORITZ, LTD.
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ANGIE S. PIROK
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55 EAST MONROE STREET, SUITE 3900
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CHICAGO, ILLINOIS 60603
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