Document storage and verification

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11526467
APP PUB NO 20210232540A1
SERIAL NO

16775278

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An example operation may include one or more of receive a document identifier (ID), retrieve a document from a storage based on the ID, generate a hash of the document, and compare the hash of the document under the ID against a hash of the document stored on the blockchain for verification.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINE CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shrinivasan, Yedendra Yorktown Heights, US 24 21

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Jun 13, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Jun 13, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jun 13, 2034
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00