Parties Dispute Patent Board’s Obviousness Holding In Appellate Briefs

Mealey's (November 2, 2018, 10:31 AM EDT) -- WASHINGTON, D.C. — The Federal Circuit U.S. Court of Appeals was recently told by a patent licensee that the Patent Trial and Appeal Board erred in deeming obvious various claims of a patented system for fracturing multiple stages of an uncased oil or gas well (Rapid Completions LLC v. Weatherford International LLC, et al., No. 18-1859, Fed. Cir.)....