ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,400,202, issued on Aug. 26, was assigned to Block Inc. (Oakland, Calif.).

"Area-based identification of devices for pairing" was invented by Edward Gonzales (San Francisco), Christian De Angelis (San Francisco), Marc Perry (San Francisco), Eric Zundel Ayers (San Francisco), Vibhor Chhabra (San Francisco), Adam Edwards (San Francisco), Christopher Heisel (San Francisco), Morgan Engel (San Francisco), Stephen Brewer (San Francisco) and Ryder Moody (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A merchant uses a merchant point of sale (POS) device to identify items or services for purchase by a customer, and costs for each. One or more payme...