Purdue Pharma LP et al. v. Collegium Pharmaceutical, Inc. (15-cv-13099).

The U.S. Patent and Trademark Office has announced that they will remain open for business as usual during the shutdown, running on fees collected over the past year. They anticipate this lasting a few weeks, at which point they would be forced to shut down the bulk of their operations, remaining open to accept new applications but not actually examining applications.