Method of providing real asset authentication service using decentralized identifier and non-fungible token

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11941644
APP PUB NO 20230145439A1
SERIAL NO

17979953

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Provided is a method of providing an authentication service using a decentralized identifier (DID) and a non-fungible token (NFT) which includes storing, in an authentication information database, authentication information, packing the authentication information in the NFT and then registering the NFT authentication information in a block chain, transmitting the NFT to a user terminal, comparing, by a purchaser terminal who intends to purchase the NFT, the NFT uploaded from the user terminal with the NFT registered in the block chain and then transmitting the result to the purchaser terminal, and allowing the purchaser terminal to photograph the surface fingerprint of the product when the purchaser terminal receives the product which is the real asset certified with the NFT and authenticating that the product is an original when the surface fingerprint packed in the NFT registered in the block chain matches the surface fingerprint photographed by the purchaser terminal.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • Assignment data not available. Check PTO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Suk, In-Soo Seoul, KR 1 4

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Sep 26, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 26, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 26, 2035
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