Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 004363/0953 | |
| Pages: | 2 |
| | Recorded: | 02/20/1985 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE APRIL 19, 1983 |
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Total properties:
7
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Patent #:
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Issue Dt:
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10/12/1976
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Application #:
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05583291
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Filing Dt:
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06/03/1975
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Title:
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BALL VALVE FOR VALVING ABRASIVE FLUIDS
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Patent #:
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Issue Dt:
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Application #:
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05629902
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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07/26/1977
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Application #:
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05663614
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Filing Dt:
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03/03/1976
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Title:
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BUTTERFLY VALVE HAVING METAL-TO-METAL SEALING WITH CONICAL ANGLE-TRANS PORTED VANE
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Patent #:
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Issue Dt:
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08/19/1980
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Application #:
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05887773
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Filing Dt:
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03/17/1978
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Title:
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BALL VALVE WITH READILY REMOVABLE BALL AND SEATS FOR HIGH TEMPERATURE ENVIRONMENT
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Patent #:
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Issue Dt:
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Application #:
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05906789
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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04/07/1981
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Application #:
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05946374
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Filing Dt:
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09/27/1978
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Title:
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LOW AND HIGH OPERATING TEMPERATURES VALVE
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Patent #:
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Issue Dt:
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03/31/1981
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Application #:
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06041083
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Filing Dt:
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05/21/1979
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Title:
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STRUCTURE MAINTAINING SEATS AGAINST BALL VALVES
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Correspondence name and address
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CUSHMAN, DARBY & CUSHMAN
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EIGHTH FLOOR, 1801 K ST., N. W.,
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WASHINGTON, D. C. 20006
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