Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 006757/0009 | |
| Pages: | 3 |
| | Recorded: | 10/29/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
5
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Patent #:
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Issue Dt:
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09/21/1982
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Application #:
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06170477
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Filing Dt:
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07/21/1980
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Title:
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EXPANSION COUPLING FOR LARGE DIAMETER PLASTIC PIPES
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Patent #:
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Issue Dt:
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10/11/1983
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Application #:
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06228299
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Filing Dt:
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01/26/1981
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Title:
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EXPANSION COUPLING FOR PLASTIC PIPE
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Patent #:
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Issue Dt:
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10/09/1990
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Application #:
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07352957
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Filing Dt:
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05/17/1989
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Title:
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DRAIN GATE WITH PRIMARY AND SECONDARY WEIRS
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Patent #:
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Issue Dt:
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10/01/1991
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Application #:
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07426097
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Filing Dt:
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10/24/1989
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Title:
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SEAL STRUCTURES FOR FLANGES HAVING BOWED SEALING SURFACES
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Patent #:
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Issue Dt:
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05/15/1990
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Application #:
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07430721
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Filing Dt:
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11/01/1989
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Title:
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TUB BOXES
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Assignee
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| P.O. BOX 2274 |
| FULLERTON, CALIFORNIA 92633 |
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Correspondence name and address
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RUTH A. AZEN, ESQ.
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P.O. BOX 152170
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IRVING, TX 75015-2170
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