Electronic signing of documents

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20030012374A1
SERIAL NO

09904517

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for a person to sign a document (as defined herein) by use of an electronic pen (as defined herein), including the steps of capturing a hand signature (as defined herein) of the person; verifying the person's identity; generating a verification ID; then attaching the hand signature, the verification ID and an optical watermark to the document to complete the document signing process. Also disclosed is a method for generating a validated hand signature (as defined herein) to a document including the steps of signing the document using an e-pen (as defined herein); creating a digest of the document; encrypting the hand signature within the electronic pen; generating a verification ID; incorporating the verification ID into the document; and integrating the digest into the document.

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Patent Owner(s)

Patent OwnerAddress
TRUSTCOPY PTE LTDSINGAPORE 119631

International Classification(s)

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  • 2001 Application Filing Year
  • H04L Class
  • 6121 Applications Filed
  • 2966 Patents Issued To-Date
  • 48.46 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2001200220032004200520062007200820092010201120122013201420152016201720180255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wu, Jian Kang Singapore, SG 4 263
Zheng, Lei Singapore, SG 153 1088

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Patent Citation Ranking

  • 68 Citation Count
  • H04L Class
  • 83.22 % this patent is cited more than
  • 22 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges3767439281815108742201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +05101520253035404550556065707580

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