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: | 008677/0584 | |
| Pages: | 7 |
| | Recorded: | 09/02/1997 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
7
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Patent #:
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Issue Dt:
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04/03/1984
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Application #:
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06228940
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Filing Dt:
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01/27/1981
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Title:
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LIFE SUPPORT SYSTEM AND METHOD OF PROVIDING FRESH AIR TO ENCLOSED AREAS
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Patent #:
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Issue Dt:
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08/04/1987
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Application #:
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06494845
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Filing Dt:
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05/16/1983
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Title:
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TOXIC FUME PROTECTIVE HOOD AND METHOD OF CONSTRUCTION
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Patent #:
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Issue Dt:
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12/09/1986
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Application #:
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06710670
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Filing Dt:
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03/12/1985
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Title:
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PROTECTIVE HOOD WITH CO2 ABSORBENT
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Patent #:
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Issue Dt:
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10/15/1991
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Application #:
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07481222
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Filing Dt:
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02/20/1990
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Title:
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MULTILAYERED HOOD WITH ELASTOMERIC NECK SEAL
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Patent #:
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Issue Dt:
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07/13/1993
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Application #:
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07622267
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Filing Dt:
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12/05/1990
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Title:
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PROTECTIVE HOOD WITH ELASTOMERIC NECK SEAL
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Patent #:
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Issue Dt:
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11/24/1992
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Application #:
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07661480
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Filing Dt:
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01/16/1991
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Title:
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EMERGENCY LIFE SUPPORT UNIT
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Patent #:
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Issue Dt:
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11/24/1992
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Application #:
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07661481
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Filing Dt:
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01/16/1991
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Title:
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CO2 ABSORPTION MEANS
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Assignee
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| 7700 GRAVOIS AVE. |
| ST. LOUIS, MISSOURI 63123 |
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Correspondence name and address
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LEWIS, RICE & FINGERSH, L.C.
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ERIC D. PAULSRUD
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500 N. BROADWAY, STE. 200
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ST. LOUIS, MO 63102
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