ALEXANDRIA, Va., June 16 -- United States Patent no. 12,657,557, issued on June 16, was assigned to PAYPAL INC. (San Jose, Calif.).

"Carbon neutral blockchain protocol for resolving carbon offsetter payments for cryptocurrency transactions" was invented by Sujay Vijay Purandare (Portland, Ore.), Charles Gabriel Neale Dalton (San Jose, Calif.), Michael Charles Todasco (Santa Clara, Calif.), Norihiro Edwin Aoki (Woodside, Calif.) and Suryatej Gundavelli (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "There are provided systems and methods for a carbon neutral blockchain protocol for resolving carbon offsetter payments for cryptocurrency transactions. A service provider, such as an online trans...