Ex parte reexamination (EPRx) comes with risks and rewards for both patent challengers and patent owners. Patent challengers enjoy a lower threshold for institution and avoid the estoppel risk of other post-grant proceedings...more
4/7/2025
/ Claim Construction ,
Estoppel ,
Ex Partes Reexamination ,
Inter Partes Review (IPR) Proceeding ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patents ,
Post-Grant Review ,
Prior Art ,
USPTO
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
3/27/2025
/ Administrative Procedure ,
Appeals ,
Central Reexamination Unit (CRU) ,
Ex Partes Reexamination ,
Intellectual Property Protection ,
Inter Partes Review (IPR) Proceeding ,
Patent Litigation ,
Patent Ownership ,
Patent Trial and Appeal Board ,
Patents ,
Prior Art ,
USPTO