PTAB Doubles Down On Interference Estoppel Issue – Patent

PTAB Doubles Down On Interference Estoppel Issue – Patent

30 October 2023 Jones Day To print this article, all you need is to be registered or login on Mondaq.com. The Patent Trial and Appeal Board held all challenged claims of IGT's patent unpatentable as obvious over two prior art...
PTAB Doubles Down on Interference Estoppel Issue | Jones Day

PTAB Doubles Down on Interference Estoppel Issue | Jones Day

[co-author: Anthony Kim]* The Patent Trial and Appeal Board held all challenged claims of IGT’s patent unpatentable as obvious over two prior art patents. Zynga Inc. v. IGT, IPR2022-00199-32. In doing so, the PTAB further held that, contrary to IGT’s...
PTAB Doubles Down on Interference Estoppel Issue

PTAB Doubles Down on Interference Estoppel Issue

The Patent Trial and Appeal Board held all challenged claims of IGT’s patent unpatentable as obvious over two prior art patents. Zynga Inc. v. IGT, IPR2022-00199-32. In doing so, the PTAB further held that, contrary to IGT’s position, there was...
The Board Declines To Apply Interference Estoppel

The Board Declines To Apply Interference Estoppel

On June 14, 2022, the Board instituted Zynga Inc.’s (“Zynga”) petition for IPR towards U.S. Patent No. 7,168,089 (the “’089 patent”), rejecting Patent Owner IGT’s argument that interference estoppel ought to preclude establishment. Zynga, Inc. v. IGT, IPR2022-00199, Paper 11...
The Board Declines To Apply Interference Estoppel | Jones Day

The Board Declines To Apply Interference Estoppel | Jones Day

[co-author: Ryan Camp]* On June 14, 2022, the Board instituted Zynga Inc.’s (“Zynga”) petition for IPR in opposition to U.S. Patent No. 7,168,089 (the “’089 patent”), rejecting Patent Owner IGT’s argument that interference estoppel ought to preclude establishment. Zynga, Inc....