Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 005626/0410 | |
| Pages: | 3 |
| | Recorded: | 03/11/1991 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
5
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Patent #:
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Issue Dt:
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01/16/1979
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Application #:
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05771640
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Filing Dt:
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02/24/1977
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Title:
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AIR VENTILATION SYSTEM
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Patent #:
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Issue Dt:
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04/06/1982
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Application #:
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06246329
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Filing Dt:
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03/23/1981
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Title:
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APPARATUS AND METHOD FOR CLEANING AIR
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Patent #:
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Issue Dt:
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07/16/1985
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Application #:
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06506528
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Filing Dt:
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06/22/1983
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Title:
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SELF-LEVELING PLATE DISPENSER
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Patent #:
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Issue Dt:
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11/27/1984
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Application #:
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06540346
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Filing Dt:
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10/11/1983
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Title:
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AIR VENTILATION AND POLLUTION CLEANING SYSTEM
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Patent #:
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Issue Dt:
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11/20/1984
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Application #:
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06540370
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Filing Dt:
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10/11/1983
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Title:
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AIR VENTILATION SYSTEM
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Assignee
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| 501 SILVERSIDE RD. |
| STE. 28 |
| WILMINGTON, DELAWARE 19809 |
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Correspondence name and address
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HOWSON AND HOWSON
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SPRING HOUSE CORPORATE CENTER
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BOX 457
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SPRING HOUSE, PA 19477
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