Photo of Jo Dale Carothers

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.

Prior to the Leahy-Smith America Invents Act (“AIA”), the patent statute (35 U.S.C. § 102(b)) prohibited patenting an invention that was “on sale in this country, more than one year prior to the date of the application for patent in the United States.”  This limitation on patentability is often referred to as the “on-sale” bar

Non-statutory, or obviousness-type, double patenting (“ODP”) is a judicially created doctrine that prohibits an inventor from effectively extending the monopoly on a patented invention by applying for a later patent with claims that are not “patentably distinct” from the claims in the earlier patent.  The core principle behind the doctrine is that “an inventor must

Intellectual property disputes will again take their place on stage at the U.S. Supreme Court this term when the court addresses at least two IP questions.  1.  Can the government challenge patents under the America Invents Act (“AIA”)?  2. Do trademark licenses survive Chapter 11 bankruptcy?  These questions are presented in two cases in which

The U.S. Supreme Court’s in TC Heartland v. Kraft Food,  and subsequently the Court of Appeals for the Federal Circuit in In re Cray Inc., addressed where patent litigation can be filed under the patent venue statute, 28 U.S.C. §1400(b).  Specifically, the patent venue statute provides that “[a]ny civil action for patent infringement