It can be difficult to advance prosecution of a U.S. patent application efficiently and effectively after prosecution has been closed and an Advisory Action has been mailed. Various U.S. Patent and Trademark Office (USPTO)...more
With the “improper Markush grouping” rejection, U.S. patent examiners may reject claims reciting various alternative polynucleotide or polypeptide sequences. However, there is no per se rule that groupings of alternative...more
Increased employee mobility, health challenges, and the economic downturn due to the COVID-19 pandemic may result in more inventors than usual being unavailable to sign declarations for patent applications as required by the...more
Earlier this year, the United States Patent and Trademark Office (USPTO or “the Office”) published the 2019 Revised Subject Matter Eligibility Guidance (2019 PEG), which set forth newly revised procedures to be used by USPTO...more