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Jo Dale Carothers is a shareholder and chair of Weintraub Tobin’s Intellectual Property group. She is an intellectual property litigator and registered patent attorney, who advises clients on a wide range of issues related to patents, trade secrets, trademarks, and copyrights. Her practice emphasizes intellectual property litigation, licensing, prosecution, contract disputes, and issues related to proceedings before the USPTO.

Patent litigators and prosecutors have been waiting to hear whether the U.S. Supreme Court would require the United States Patent and Trademark Office (“USPTO”) to apply the same claim construction standard as the district courts.  The answer is “No.”JDC-Portrait-20141222-07e

For over 100 years, the USPTO has used the “broadest reasonable construction” standard to interpret patent

So what is a trade secret?  Generally, a trade secret is information that the owner has taken reasonable measures to keep secret, derives independent economic value from not being generally known, and cannot be readily ascertainable by proper means, such as reverse engineering or independent development.  Many businesses rely on trade secret protection rather than

In Lexmark International, Inc. v. Impression Products,Jo Dale Carothers 015_web Inc., No. 14-1617 (Fed. Cir. 2016), the U.S. Court of Appeals for the Federal Circuit decided en banc that a U.S. patent owner’s “first sale” of items in a foreign country does not exhaust the patent owner’s right to sue for patent infringement when those items are later imported into the U.S. In contrast, the Supreme Court in Kirtsaeng v. John Wiley & Sons, Inc., 133 S. Ct. 1351 (2013) came to a different conclusion under copyright law, finding that the “first sale,” or exhaustion, doctrine allows the owner of a copy of a copyrighted work, which was lawfully made in a foreign country, to import and sell that copy in the United States without further permission from the copyright owner. But, as the Federal Circuit recognized, patent law and copyright law are not always aligned.

The Lexmark dispute arose in conjunction with Lexmark’s toner cartridges for its printers. Lexmark offers its customers the choice of buying a “Regular Cartridge” at full price with no restrictions on its re-use/resale or a discounted cartridge, subject to a single-use/no-resale restriction. Lexmark sold some of the cartridges in the United States and some abroad. Some of the foreign-sold cartridges and all of the U.S.-sold cartridges at issue were sold subject to an express single-use/no-resale restriction.Continue Reading The Federal Circuit Finds Foreign Sales Do Not Exhaust Patent Rights