In Ex parte Baurin (Appeal 2024‑002920), the Patent Trial and Appeal Board (PTAB) denied the examiner’s request for rehearing and reaffirmed its prior reversal of six nonstatutory obviousness‑type double patenting (ODP)...more
On December 4, 2025, U.S. Patent and Trademark Office (USPTO) Director John Squires issued two memoranda addressing subject matter eligibility and spotlighting an additional pathway to overcome a rejection under 35 U.S.C. §...more
A U.S. design patent protects how something looks, as opposed to how it works. An applicant conveys that look primarily using drawings. Typically they use line drawings, so that the scope of protection is focused on the shape...more
Another day, another change at the USPTO. If you have ever filed a patent application, you know there is a section that asks for your entity status: Large, Small, or Micro. If you have ever asked yourself whether size...more
The US Court of Appeals for the Federal Circuit affirmed the Patent Trial & Appeal Board’s decision finding claims directed to cladribine regimens for treating multiple sclerosis unpatentable as obvious....more
The explosive growth of artificial intelligence has created unprecedented challenges for patent protection. While AI may be "the most transcendent and transformative technology of our time," as USPTO Director John Squires...more
The new Director of the Patent and Trademark Office, Undersecretary of Commerce for Intellectual Property John A. Squires has spent the last few weeks making serious policy changes in the Office (see “New Director Overturns...more
Welcome to TC’s IP Corner® Halloween edition. We are excited to share this quarterly newsletter with our clients, colleagues, and friends as we examine hot topics, interesting cases, and weird yet entertaining happenings in...more
On August 4, the USPTO issued a Memorandum to examiners in Technology Centers 2100, 2600, and 3600, providing reminders and clarifications on evaluating subject matter eligibility under 35 U.S.C. § 101. This guidance is...more
The US Patent and Trademark Office (USPTO) has issued new guidance to clarify and improve the evaluation of patent eligibility for artificial intelligence (AI) and machine learning (ML) inventions in order to foster...more
On May 13, 2025, the U.S. Patent and Trademark Office (USPTO) will expedite Issue Dates for patents. This will reduce the average time from three weeks to about two, so patent holders can bring their investments to market...more
Following the Inventorship Guidance for AI-Assisted Inventions, the United States Patent & Trademark Office (USPTO) has published a set of frequently asked questions (FAQs) and answers regarding the guidance...more
Patent Examiners rely upon the Manual of Patent Examination Procedure (MPEP) to instruct application of the law to the most common patent prosecution situations. The MPEP’s forward refers to itself as a “guidance document”...more
In the mid-2000s, the U.S. Patent Office (USPTO) determined that reexaminations would be more consistent and legally correct if performed by a centralized set of experienced and specially trained Examiners. As a result, the...more
The Manual of Patent Examining Procedure (“MPEP”) is the examination manual used internally at the United States Patent & Trademark Office (“USPTO”) to guide examiners in the process of examining patent applications. In...more
Takeaways: 1. Nontraditional and unique issue petitions are common for patent owners to properly prosecute reexamination proceedings. 2. Well-drafted petitions influence outcomes and preserve PTAB, District Court, and/or...more
On July 16, 2024, the United States Patent and Trademark Office (“USPTO”) announced new guidance for examination of patent applications directed to critical and emerging technologies, including artificial intelligence (AI)....more
Under the patent laws, the term of a patent may be increased for delays by the U.S. Patent and Trademark Office (USPTO) during the application process. See 35 U.S.C. § 154(b)(1). Conversely, the USPTO can reduce a patent term...more
Recognizing a need for clarity in evaluating patent eligibility under 35 U.S.C. § 101 for critical and emerging technologies, including artificial intelligence (AI) innovations, the U.S. Patent and Trademark Office (USPTO)...more
The United States Patent and Trademark Office (USPTO) has issued a Memorandum to the Corps of Patent Examiners (the “Guidance”), attempting to provide clarity in the wake of the Federal Circuit’s highly anticipated en banc...more
On February 27, 2024, the U.S. Patent and Trademark Office published its Updated Guidance for Making a Proper Determination of Obviousness ("Guidance") in the Federal Register. The stated goal of the Guidance is...more
Director Katherine Vidal of the U.S. Patent and Trademark Office (“USPTO”) issued a precedential review decision with respect to the interpretation of multiple dependent claims, in a case of first impression before the...more
On September 22, 2022, the U.S. Patent and Trademark Office (USPTO) directed patent practitioners to current case law and sections of the Manual of Patent Examining Procedure (MPEP) as reminders as the patent practitioners...more
We have a few brief Section 101 updates starting, unsurprisingly, with … Roughly one month after the U.S. Supreme Court rejected the American Axle petition, Sen. Thom Tillis (R-NC) has released the first draft of his Patent...more
Without naming names or technology, I wanted to share an interesting rationale for obviousness I came across recently. The rejection was an “obvious to try” type rejection, based on the assertion that it would have been...more