US 12,333,030 B2
Delegable right to print
Sekhar Sirigiri, Bangalore (IN)
Assigned to Hewlett-Packard Development Company, L.P., Spring, TX (US)
Appl. No. 18/020,933
Filed by Hewlett-Packard Development Company, L.P., Spring, TX (US)
PCT Filed Apr. 19, 2021, PCT No. PCT/US2021/070408
§ 371(c)(1), (2) Date Feb. 11, 2023,
PCT Pub. No. WO2022/040648, PCT Pub. Date Feb. 24, 2022.
Claims priority of application No. 202041035988 (IN), filed on Aug. 20, 2020.
Prior Publication US 2023/0315876 A1, Oct. 5, 2023
Int. Cl. G06F 21/60 (2013.01)
CPC G06F 21/608 (2013.01) [G06F 21/602 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, by a publisher device, a blockchain transaction of a request to print content from a user device;
generating, by the publisher device, a print stream of the content;
generating, by the publisher device, a hash of the print stream;
securely sending, by the publisher device, the hash to the user device;
sending, by the publisher device, a blockchain transaction of a right to print the print stream to the user device;
receiving, by the publisher device, a blockchain transaction of an authorization request to print the print stream, including a hash of the hash, from a printing device;
verifying, by the publisher device, the received hash of the hash to authorize the printing device to print the print stream for the user;
uploading, by the publisher device, the print stream to a portal device; and
sending, by the publisher device, a blockchain transaction of an authorization to print the print stream, including a link to the print stream at the portal device to the printing device, corresponding to successful delegation of the right to print from the user device to the printing device.