IP Library Granted Patent US 12683820
Granted Patent B2
US 12683820 · App. 18/717,578 · Granted Jul 14, 2026

Method for assigning information referring to a physical object to a nonfungible token

Inventors: Frank Theeg (Chemnitz, DE); Torsten Stein (Chemnitz, DE)
Assignee: AUTHENTIC.NETWORK GMBH
H04L9/50G06T9/00G06V10/46H04L2209/56
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Quick Facts
Patent No.
US 12683820
App. No.
18/717,578
Granted
Jul 14, 2026
Kind
B2
Abstract

The invention relates to a method for assigning information referring to a physical object to a nonfungible token, wherein the method comprises the following steps: creating a nonfungible token, in particular in a blockchain, optical acquiring an image of a physical information carrier, wherein the image comprises at least one non-encoded image part and at least one encoded image part, identifying the encoded image part, decoding the encoded image part and assigning the decoding result to the nonfungible token.

Claims (69)

1 . A method for assigning information referring to a physical object to a nonfungible token, wherein the method comprises:

creating a nonfungible token;

optically acquiring an image of a physical information carrier, wherein the physical information carrier comprises a printed image, the printed image comprises at least one non-encoded image part and at least one encoded image part each defined by grid points of a printing grid, and the grid points of the encoded image part are manipulated with respect to the grid points of the non-encoded image part;

identifying the encoded image part in the image of the physical information carrier; and

decoding the encoded image part and assigning the decoding result to the nonfungible token;

wherein the grid points of the encoded image part are manipulated by modifying at least one printing parameter selected from screen angle, raster frequency, amplitude-modulated raster properties, frequency-modulated raster properties, area content of the grid points, or contour of the grid points.

2 . The method according to claim 1 , wherein the printed image further comprises an acquirable contour, and wherein the at least one encoded image part and the at least one encoded image part are arranged within the contour.

3 . The method according to claim 1 , wherein an assignment process for assigning the information to the nonfungible token comprises:

a. an application that is executed to create the nonfungible token; and/or

b. an application to create the nonfungible token, wherein the application connects to a wallet server and/or a wallet address is created on a wallet server; and/or

c. an application that is executed and connected to a cloud server or blockchain node used for creating the nonfungible token; and/or

d. an identifier that is generated or an identifier that is generated after the application is connected with the wallet server.

4 . The method according to claim 3 , wherein:

a. an acquiring device is connected with the application for data exchanging; and/or

b. the acquiring device peers with the cloud server or blockchain node; and/or

c. the acquiring device acquires the identifier and is peered with the cloud server or blockchain node after acquiring the identifier.

5 . The method according to claim 1 , wherein:

a. an acquiring device acquires the image from the physical information carrier; and/or

b. the acquiring device acquires the encoded and non-encoded image part; and/or

c. the acquiring device decodes the at least one encoded image part and transmits it to the cloud server or blockchain node.

6 . The method according to claim 1 , wherein:

a. further information related to the physical object can be created; and/or

b. further information related to the physical object can be transmitted to the application server.

7 . The method according to claim 1 , wherein:

a. the nonfungible token is sent to a wallet address after the decoding result is transmitted to a cloud server or blockchain node; and/or

b. the nonfungible token is assigned to the physical object based on the decoding result; and/or

c. the decoding result is a hash value and/or a digital code format; and/or

d. the decoding result is determined based on an intermediate result of the decoding.

8 . The method according to claim 1 , wherein:

a. the physical information carrier is attached to the physical object; and/or

b. the physical information carrier is attached to the physical object before or at the same time or after the decoding result is transmitted.

9 . The method according to claim 1 , wherein:

a. the non-encoded image part and the encoded image part differ in a printing grid property from each other; and/or

b. the grid property of the encoded image part is analyzed during the decoding.

10 . The method according to claim 1 , wherein an assignment process for assignment of the nonfungible token to a further wallet comprises:

a. executing an application on an acquiring device;

b. acquiring the image from the physical information carrier using the application;

c. determining the encoded image part using the application; and

d. decoding the encoded information using the application.

11 . The method according to claim 10 , wherein a further wallet address is determined.

12 . The method according to claim 10 , wherein the nonfungible token is requested by transmitting the decoding result and/or a secret code to a wallet server to which the nonfungible token is assigned by using the application.

13 . The method according to claim 12 , wherein:

a. the secret code is entered by using the application; and/or

b. the secret code is acquired by using the application; and/or

c. the secret code is entered by using a cloud server or blockchain node; and/or

d. the secret code is verified by using the cloud server or blockchain node; and/or

e. the secret code is entered by using the wallet server to which the nonfungible token is assigned; and/or

f. the secret code is acquired by the wallet server to which the nonfungible token is assigned.

14 . The method according to claim 12 , wherein:

a. the nonfungible token is sent to the further wallet address if the secret code matches a predetermined code; and/or

b. the nonfungible token is sent to the further wallet address in exchange for receiving a digital asset.

15 . The method according to claim 1 , wherein an updating process of updating information of the nonfungible token comprises:

executing an application on a user terminal;

acquiring the image from the physical information carrier using the application for determining the nonfungible token that is assigned to said information or selecting the nonfungible token from a wallet server using the application;

receiving data input by a user of the application;

transmitting the data to the wallet server; and

updating at least one information assigned to the nonfungible token.

16 . The method according to claim 1 , wherein a reading process of the nonfungible token comprises:

executing an application on a user terminal;

acquiring the image of the physical information carrier using the application for determining the nonfungible token that is assigned to said information;

requesting the information assigned to the determined nonfungible token using the application; and

displaying the information assigned to the determined nonfungible token on the user terminal.

17 . The method according to claim 16 , wherein the user terminal is a mobile device, and wherein the mobile device carries out an identity and/or security check of the user before and/or while executing the app.

18 . The method according to claim 1 , wherein it is determined based on the at least one encoded image part whether the physical information carrier is an authentic physical information carrier.

19 . The method according to claim 18 wherein:

a. at least one manipulation method used for manipulating the at least one encoded image part is compared with a predetermined information and dependent on the comparison result it is determined whether the physical information carrier is an authentic physical information carrier; and/or

b. the determination whether the physical information carrier is an authentic physical information carrier is performed on an acquiring device; and/or

c. further information is used for an authentication process to determine whether the physical information carrier is authentic; and/or

d. the decoding result is assigned to the nonfungible token, when the decoding result corresponds to a predetermined code stored in an electrical device, and when it is determined that the physical information carrier is authentic.