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: | 016547/0948 | |
| Pages: | 4 |
| | Recorded: | 07/22/2005 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
3
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Patent #:
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Issue Dt:
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07/08/1997
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Application #:
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08270752
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Filing Dt:
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07/05/1994
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Title:
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EXHALATION VALVE FOR FACE MASK WITH SPACER CHAMBER CONNECTION
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Patent #:
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Issue Dt:
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11/23/1999
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Application #:
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08842956
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Filing Dt:
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04/25/1997
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Title:
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EXHALATION VALVE FOR FACE MASK WITH SPACER CHAMBER CONNECTION
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Patent #:
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Issue Dt:
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02/28/2006
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Application #:
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09409792
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Filing Dt:
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09/30/1999
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Title:
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EXHALATION VALVE
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Assignee
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| 725 THIRD STREET |
| LONDON, ONTARIO, CANADA N5V 5G4 |
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Correspondence name and address
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BRINKS HOFER GILSON & LIONE
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P.O. BOX 10395
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CHICAGO, ILLINOIS 60610
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