ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,536,561, issued on Jan. 27, was assigned to Klaviyo Inc. (Boston).

"Determining winning arms of A/B electronic communication testing using resampling-based Bayesian nonparametrics" was invented by Ian Delbridge (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses, methods, and systems for determining winning arms of electronic testing. One method includes obtaining historical data values related to the A/B test of a user, storing the historical data values, determining a historical weight for the historical data values, receiving new data values from the plurality of computing devices collected based on recipient actions during execution o...