The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 29, 2026

Filed:

Oct. 15, 2024
Applicants:

Crypto Lab Inc., Seoul, KR;

Seoul National University R&db Foundation, Seoul, KR;

Inventors:

Jung Hee Cheon, Seoul, KR;

Seungwan Hong, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2022.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/008 (2013.01); H04L 9/06 (2013.01); H04L 2209/125 (2013.01);
Abstract

A method for processing homomorphic ciphertexts includes: receiving an input of an instruction for sorting regarding a plurality of homomorphic ciphertexts; sorting the plurality of homomorphic ciphertexts by using a sorter which can sort 3 more homomorphic ciphertexts in a single stage; and outputting the sorting result. The sorter performs sorting by using a comparison function that selectively outputs a bigger value or a smaller value between two input values.


Find Patent Forward Citations

Cheon, Jung. (2026). Practical sorting on large-scale encrypted data (U.S. Patent No. 12750205). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12750205

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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