Patent Validity

Patent Watch: Lazare Kaplan Int'l, Inc. v. Photoscribe Techs., Inc.

On April 19, 2013, in Lazare Kaplan Int'l, Inc. v. Photoscribe Techs., Inc., the U.S. Court of Appeals for the Federal Circuit (Lourie,* Dyk, Reyna) reversed-in-part, vacated-in-part and remanded the district court's summary...more

Patent Watch: Semiconductor Energy Lab. Co. v. Nagata

"[Neither the Declaratory Judgment Act nor Federal Circuit jurisprudence creates] a federal cause of action for assignor estoppel." On February 11, 2013, in Semiconductor Energy Lab. Co. v. Nagata, the U.S. Court of...more

Patent Reform: The Process Is New, But Is It Improved?

In 2011, the sweeping patent reform legislation sought to reduce litigation by creating a new process for challenging patent validity. But the new process will look more like litigation than the old process, says Matthew...more

10 Things You Should Know About IP Litigation

1. Can I infringe a patent if I am not aware of it? Yes. Lack of knowledge of a patent or a lack of intent to infringe the patent is not a defense to an allegation of patent infringement. Patent infringement occurs when...more