Ex parte reexamination (EPRx) is a powerful tool that allows any party — including the patent owner — to request that the United States Patent and Trademark Office (USPTO) reassess the validity of an issued patent based on...more
In the mid-2000s, the U.S. Patent Office (USPTO) determined that reexaminations would be more consistent and legally correct if performed by a centralized set of experienced and specially trained Examiners. As a result, the...more
Ex parte reexamination proceedings have been available for over 40 years. The reexamination statutes, Public Law 96-517 of July 1, 1981 (also known as the Bayh-Dole Act), included 35 U.S.C. § 303, which codified, in part,...more
This month we take a deeper dive into petitions practice for cases handled by the Central Reexamination Unit (CRU). As noted in our previous article, issues of first impression sometimes arise in cases before the CRU where...more
Takeaways: 1. Patent owner statements present both risks and limited opportunities. 2. Waiving the patent owner statement shortens overall reexamination proceeding pendency. Every third party requester ex parte...more
Takeaways: - Patentees must demonstrate “unequivocal intent” to broaden claims in a broadening reissue. - To establish a broadening reissue, a patentee’s actions must align with their words within the two year statutory...more