Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
Parties involved in Patent Trial and Appeal Board (PTAB) proceedings sometimes contemplate submitting experimental data to support their positions. Although such data can be useful, there also are risks. Several recent cases...more
The Patent Trial and Appeal Board (PTAB) continues to play a pivotal role in shaping the intellectual property landscape. In 2024, several developments affecting PTAB practice emerged, from new rulemaking at the USPTO to key...more
Joint inventorship has been called "one of the muddiest concepts in the muddy metaphysics of patent law" because the "exact parameters of what constitutes joint inventorship are quite difficult to define." Mueller Brass Co....more
Affirming a Patent Trial and Appeal Board (Board) non-obviousness determination, the US Court of Appeals for the Federal Circuit found that the Board did not abuse its discretion in sanctioning a patent owner who engaged in...more
Addressing whether the Patent Trial and Appeal Board (PTAB) ran afoul of the Administrative Procedure Act (APA) in finding that a dependent claim was valid despite the patent owner’s lack of validity arguments beyond those...more
Rejecting a patent owner’s arguments relating to due process and structural and functional similarities regarding obviousness, the US Court of Appeals for the Federal Circuit affirmed a Patent Trial and Appeal Board (PTAB)...more
This is the second of a three-part series discussing developments around Section 325(d). Part one appeared in our October 2017 newsletter and part three will appear in our December 2017 newsletter....more
In a rare inter partes review (IPR) decision involving a challenge to a design patent, the Patent Trial and Appeal Board (PTAB) issued a final decision finding that the petitioner had not shown that a sole claim of a design...more