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: | 020054/0113 | |
| Pages: | 26 |
| | Recorded: | 11/01/2007 | | |
| Conveyance: | SECURITY AGREEMENT |
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Total properties:
6
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Patent #:
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Issue Dt:
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08/04/1992
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Application #:
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07666896
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Filing Dt:
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03/08/1991
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Title:
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DIGITAL DOCUMENT TIME-STAMPING WITH CATENATE CERTIFICATE
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Patent #:
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Issue Dt:
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12/13/1994
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Application #:
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07992883
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Filing Dt:
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12/21/1992
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Title:
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METHOD OF EXTENDING THE VALIDITY OF A CRYPTOGRAPHIC CERTIFICATE
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Patent #:
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Issue Dt:
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05/30/1995
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Application #:
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08156120
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Filing Dt:
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11/22/1993
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Title:
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METHOD FOR SECURE TIME-STAMPING OF DIGITAL DOCUMENTS
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Patent #:
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Issue Dt:
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07/14/1998
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Application #:
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08803326
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Filing Dt:
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02/21/1997
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Title:
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DIGITAL DOCUMENT AUTHENTICATION SYSTEM
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Patent #:
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Issue Dt:
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05/16/2006
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Application #:
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09571859
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Filing Dt:
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05/16/2000
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Title:
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METHOD AND APPARATUS FOR SELF-AUTHENTICATING DIGITAL RECORDS
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Patent #:
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Issue Dt:
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10/19/2004
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Application #:
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09591686
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Filing Dt:
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06/12/2000
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Title:
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SECURE MESSAGING SYSTEM WITH RETURN RECEIPTS
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Assignee
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| 5801 PELICAN BAY BLVD |
| SUITE 104 |
| NAPLES, FLORIDA 34108 |
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Correspondence name and address
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KEITH MACHEN
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5801 PELICAN BAY BLVD
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SUITE 104
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NAPLES, FL 34108
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