USPTO Reaffirms Patent Eligibility For AI Innovations

In Ex parte Desjardins (Google’s DeepMind Technologies), the USPTO’s Appeals Review Panel (ARP) vacated a §101 rejection of claims directed to a machine-learning training method, offering timely guidance for AI-related inventions.

The application claimed a system that trains a model on new tasks while preserving performance on earlier ones, addressing the problem of “catastrophic forgetting.” A PTAB panel introduced a new §101 rejection, finding the claims directed to abstract mathematical concepts. The ARP disagreed, holding that the […]

By | November 2nd, 2025 ||

Is There A Presumption Of Unity Of Control In Trademark Law?

Businesses often operate through multiple related entities—subsidiaries, affiliates, or sister corporations. These companies may share leadership, branding, and even customer bases. But when it comes to trademark law, the U.S. Patent and Trademark Office (USPTO) doesn’t always treat them as one.

This raises an important question: is there a presumption of unity of control in trademark law, or must it always be proven?

The answer matters because “unity of control” can determine whether a trademark application survives […]

By | October 25th, 2025 ||

The USPTO Director’s Surprising Intervention In The Smart Tire Sensor Wars

In the high-stakes world of patent litigation, accused infringers often pursue parallel strategies in district court and at the Patent Trial and Appeal Board (“PTAB”). But what happens when those strategies directly contradict each other? Revvo Technologies just found out the hard way.

On November 3, 2025, the USPTO Director took the extraordinary step of sua sponte (meaning nobody asked him to do it) vacating a PTAB decision that had granted institution of an inter partes review […]

By | October 22nd, 2025 ||