Over the past couple of years we have discussed the important role a broadening or narrowing reissue can play in proper portfolio development and resuscitation of a patent or patent family after invalidation in court or the...more
Reissue applications represent a very small fraction of the total number of applications filed at the USPTO each year. Indeed, at the midpoint of 2025, over 1.2 million utility applications have been filed, with less than 300...more
On July 18, 2025, the U.S. Court of Appeals for the Federal Circuit reversed a $106 million jury verdict in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, No. 2023-2153, finding that Colibri’s infringement claim under...more
Takeaways - -Intra-patent claim inconsistencies are errors correctible via reissue. -Subtle legal distinctions in reissue may require PTAB appeals. Patent prosecution errors occur. One such error that occurs is...more
The U.S. Patent and Trademark Office (USPTO) is terminating the After Final Consideration Pilot Program 2.0 (AFCP 2.0), which provided examiners additional time to search and/or consider responses following final rejection of...more
The US Court of Appeals for the Federal Circuit affirmed a decision from the Patent Trial & Appeal Board denying a motion to amend claims during an inter partes review (IPR) proceeding, explaining that a claim amendment is...more
In a recent decision, the Federal Circuit affirmed the PTAB’s policy of permitting claim amendments unrelated to the IPR proceedings when the amended claims also included amendments that respond to a ground of...more
In Sawstop Holding LLC v. Vidal, the Federal Circuit upheld the USPTO’s interpretation of the Patent Term Adjustment (PTA) statute that limits the availability of PTA for time spent appealing an Examiner’s rejection. The...more
On September 14, in SawStop Holding LLC v. Vidal, the Federal Circuit held that the owner of two patents was not entitled to patent term adjustment (PTA) based on delays associated with appeals of the USPTO’s initial...more
CHUDIK V. HIRSHFELD - Before Taranto, Bryson, and Hughes. Appeal from the United State District Court for the Eastern District of Virginia - Summary: An examiner’s self-reversal may not qualify as “reversing an...more
When granted with a patent right, the patentee may file a request for amending the description, claim(s) or drawing(s) of the granted patent. Hence, once an alleged infringer has presented prior evidence sufficient to...more
The Federal Circuit recently vacated a District Court decision by Federal Circuit Judge Dyk, sitting by designation, based on erroneous claim construction in Baxalta Inc. v. Genentech, Inc...more
As reported in our December 2019 newsletter, in Lectrosonics v. Zaxcom the Patent Trial and Appeal Board (PTAB or Board) granted Zaxcom’s motion to amend and, under a nexus-analysis framework, found each of the substitute...more
This article discusses aspects of ex parte appeals of patent applications before the China National Intellectual Property Administration (CNIPA). A patent applicant may appeal (submit a re-examination request) an examiner’s...more
On May 20th, 2020, in an attempt to improve the timeliness and efficiency of its services, the Canadian Intellectual Property Office formally allowed trademark examiners to enter amendments to trademark applications in...more
In Nike, Inc. v. Adidas AG, No. 19-1262 (Fed. Cir. Apr. 9, 2020), the Federal Circuit offered important guidance to Patent Trial and Appeal Board (PTAB) litigants regarding how the notice requirements of the Administrative...more
The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) claim construction (and inter partes review (IPR) decision invalidating claims for obviousness) in it recent Genentech, Inc. v. Iancu decision, and also...more
Honeywell owns U.S. Patent 9,157,017, which claims automotive air-conditioning systems. The application to the ’017 patent had originally described and recited claims for flouroalkane compounds for use in refrigeration...more
As PTAB practitioners know, statistics on successful motions to amend are quite dismal. But in a recent case, the PTAB shed light on what may be a successful strategy for patent owners to amend their claims in an Inter Partes...more
The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more
To amend challenged claims during an Inter Partes Review (IPR), the patent owner must show that the proposed amendment responds to a ground of unpatentability at issue in the IPR trial. But in a recent final written decision...more
PHARMA TECH SOLUTIONS, INC. v. LIFESCAN, INC. Before Moore, Reyna, and Stoll. Appeal from the United States District Court for the District of Nevada. Summary: Claims for infringement under the doctrine of equivalents...more
What happens when patent claims are found unpatentable in inter partes review (“IPR”) and new claims are subsequently added to that patent through ex parte reexamination? The District Court for the Northern District of...more
Sometimes appealing an Examiner’s rejection is the only practical option. If no claims of valuable scope have been allowed or indicated as allowable, and all clarifying claim amendments, supporting evidence and salient...more