On January 8, 2021, the U.S. Supreme Court agreed to hear a case calling for it to abolish or limit the doctrine of assignor estoppel. See Minerva Surgical, Inc. v. Hologic, Inc., et al., No. 20-440, 2021 WL 77248 (U.S. Jan....more
When trying to overcome an obviousness rejection of a patent claim, an argument that two or more cited references cannot be combined may be used. For example, it can be argued that the combination is improper because the...more
An invention cannot be patented if it was ready for patenting and was subject to a commercial offer for sale more than one year before the application was filed. This so-called “on-sale bar” can also be used to invalidate a...more