ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,401,608, issued on Aug. 26, was assigned to ZIPWHIP LLC (San Francisco).

"Portable document file communication system" was invented by James Lapic (Kirkland, Wash.) and Alan Capps (Monroe, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for reconstructing a portable document file (PDF) for delivery via text messaging includes receiving, via a structured message user interface (UI) on a first device, user input identifying a portable document file, identifying a plurality of break points within the portable document file, generating a plurality of images for the portable document file using the plurality of break points each corresponding t...