Case: 21-1297 Document: 40 Page: 1 Filed: 11/10/2021

NOTE: This disposition is nonprecedential.

United States Court of Appeals for the Federal Circuit ______________________ DDR HOLDINGS, LLC, Appellant v. SHOPIFY, INC., PRICELINE.COM LLC, BOOKING.COM B.V., Appellees ______________________ 2021-1297, 2021-1298, 2021-1299 ______________________ Appeals from the United States Patent and Trade- mark Office, Patent Trial and Appeal Board in Nos. IPR2018-01011, IPR2018-01012, IPR2018-01014. ______________________ JUDGMENT ______________________ LOUIS JAMES HOFFMAN, Hoffman Patent Firm, Scotts- dale, AZ, argued for appellant. Also represented by SHAWN DANIEL BLACKBURN, Susman Godfrey LLP, Hou- ston, TX; IAN B. CROSBY, Seattle, WA.

PETER F. SNELL, Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, PC, New York, NY, argued for appellee Shopify, Inc. Also represented by WILLIAM MEUNIER, MICHAEL RENAUD, Boston, MA.

Case: 21-1297 Document: 40 Page: 2 Filed: 11/10/2021

STEPHANIE DEBROW, Norton Rose Fulbright US LLP, Austin, TX, for appellees Priceline.com LLC, Booking.com B.V. Also represented by BRETT CHRISTOPHER GOVETT, Dallas, TX. ______________________ THIS CAUSE having been heard and considered, it is ORDERED and ADJUDGED: PER CURIAM (LOURIE, DYK, and STOLL, Circuit Judg- es).

AFFIRMED. See Fed. Cir. R. 36.

ENTERED BY ORDER OF THE COURT

November 10, 2021 /s/ Peter R. Marksteiner Date Peter R. Marksteiner Clerk of Court