ALEXANDRIA, Va., April 7 -- United States Patent no. 12,597,239, issued on April 7, was assigned to HCL Technologies Ltd. (New Delhi).

"Method and system for validating promotional emails and product availability from E-commerce websites" was invented by Hiransha Mangattuparambil (Chennai, India), Srihari Varadharajan (Chennai, India), Srinivas Tangirala (Hyderabad, India) and Narender Siddhamshetty (Hyderabad, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for validating promotional emails and product availability from E-commerce websites is disclosed. In one embodiment, the method includes retrieving a first set of images corresponding to an image strip and a second set of images ...