Visit the PTAB Litigation Blog.

Claims added or amended during inter partes review ("IPR") do not become part of a patent until the Patent Office officially says so by issuing an IPR certificate under 35 U.S.C. § 318(b).  The patentee needs more than a Final Written Decision ("FWD") to enforce these new claims.  That's the takeaway from a recent District Court decision from the Southern District of California, Pulse Elecs., Inc. v. U.D. Elec. Corp., No. 3:20-cv-01676, ECF No. 20 (S.D. Cal. Apr. 9, 2021).

Read the full article at

The content of this article is intended to provide a general guide to the subject matter. Specialist advice should be sought about your specific circumstances.