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:
Jul. 09, 2024

Filed:

Mar. 10, 2022
Applicant:

Shopify Inc., Ottawa, CA;

Inventors:

Joshua Davey, Scarborough, CA;

Jiawei Du, Toronto, CA;

Fernando Nogueira, Toronto, CA;

Assignee:

SHOPIFY INC., Ottawa, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/00 (2022.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
H04L 63/0414 (2013.01); H04L 9/008 (2013.01); H04L 63/0442 (2013.01); H04L 63/0478 (2013.01);
Abstract

System and methods are provided to facilitate the exchange of user data between two parties, but limit the exchange of user data to users that are known to both parties. According to an embodiment, encrypted first user data is transmitted from a first device to a second device. The second device then transmits intersection data to the first device, where the intersection data is based on the encrypted first user data and second user data. The intersection data may be decrypted by the first device and the first device may determine, based on the decrypted intersection data, that one or more users are common to the both the first device and the second device. The first and second devices may then exchange data pertaining to the common users.


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