Publications

Irwin IP Publications is the go-to resource for the latest updates and insights in the world of intellectual property. Over 250 articles are published on cases addressing unique issues, all of which can be found using the search tool below. Additionally, there is a collection of articles/papers and presentations that cover a wide range of topics. Whether you’re a legal professional, business owner, or simply someone passionate about IP, our publications page will provide you with all the knowledge needed to navigate this dynamic field. 

In invalidating a claim as obvious on remand, the Patent Trial and Appeal Board (the “PTAB”) recently held that the PTAB bears the burden of persuasion regarding prior art raised sua sponte, despite precedent that the petitioner must bear the burden. Adidas petitioned for inter partes review (IPR) of…
The Court of Appeals for the Federal Circuit (“CAFC”) recently issued a decision focusing on the doctrine of equitable intervening rights.  Specifically, the CAFC affirmed that equitable intervening rights can apply even if a party has already recouped its investment in the infringing technology. John Bean Technologies Corporation (“John…
The Court of Appeals for the Federal Circuit (“CAFC”) affirmed a final judgment ruling that Infinity’s four patents—involving using a fax machine as a printer or scanner for a personal computer—are invalid as indefinite because the patent applicant had asserted conflicting definitions of the claim term “passive link” during…
 A Magistrate Judge for the Southern District of New York recently issued a Report and Recommendation (“R&R”) concluding that the color pattern of a traditional Rubik’s cube was not functional and thus entitled to trademark protection.   Rubik’s Brand Limited (“RBL” or “Rubik’s”) sued Flambeau, Inc. (“Flambeau”) alleging infringement of…
Windy City Innovations, LLC (“Windy City”), assignee of U.S. Patent No. 8,458,245 (the “245 patent”) entitled “Real Time Communications System,” brought a patent infringement action against Facebook Inc. (“Facebook”) for alleged infringement of the ’245 patent.  Facebook filed for summary judgment on grounds that the ’245 patent was invalid…
The United States Patent and Trademark Office (PTO) recently sought public input into the proper interpretation the article of manufacture requirement (AoM) for design patents under 35 U.S.C. 171 (including, specifically, whether it should protect digital designs that encompass new and emerging technologies, such as projected, holographic, virtual -reality…
You are likely familiar with Pocky, a popular stick-shaped biscuit cookie dipped in chocolate.  Lotte, a South Korean conglomerate, makes its own version, called Pepero.  On October 8, 2020, the Third Circuit affirmed the district court’s holding that the biscuit cookie product’s design was functional, and ineligible for trademark…
Ariix, a nutritional supplement company, brought action against NutriSearch, the publisher of the NutriSearch Comparative Guide to Nutritional Supplements (the “Guide”), which NutriSearch expressly claims is an evidence-based comparison of nutritional supplements without any particular bias.  Not so said Ariix, NutriSearch’s Guide is merely a sophisticated marketing sham designed…
The Patent Trial and Appeal Board (the “PTAB”) recently held, on remand from the Court of Appeals for the Federal Circuit (the “CAFC”), that five claims of Prisua’s U.S. Patent No. 8,650,591 (directed to a system for editing a video stream; see, e.g., patent Fig. 3, below) were invalid…
The Court of Appeals for the Federal Circuit (“CAFC”) reversed a summary judgment ruling that uCloudlink infringed Plaintiff SIMO’s patent on cell phone virtual SIM technology, finding the Southern District of New York erred in construing the term “and” to mean “and/or” to make a claim cover a disclosed…
The Court of Appeals for the Federal Circuit (“CAFC”) recently affirmed standing to challenge a competitor’s patent based on significant investment into and likely use of a potentially infringing product.  The CAFC also vacated a decision of the Patent Trial and Appeal Board (“the Board”), affirming that the standard…
The Court of Appeals for the Federal Circuit (“CAFC”) recently issued a decision providing guidance for analyzing patent eligibility under 35 U.S.C. § 101 when a claim includes limitations directed to “printed matter.” C.R. Bard., and Bard Peripheral Vascular, Inc. (collectively, “Bard”), and AngioDynamics, Inc. (“AD”) are manufacturers of…
The Eastern District of Michigan granted a preliminary injunction against dental instrument supplier UL Amins Industries and Hammad Ashiq (“Defendants”) for allegedly selling counterfeit dental bur kits that infringe plaintiffs’, Versah LLC’s (“Versah”) and Huwais IP holding’s (“Huwais”), copyrights and trademarks.[1]  The court decided the Plaintiffs were able to…
On December 7, 2020, Japanese-based Hamamatsu was ordered by the Court of Appeals for the Federal Circuit (“CAFC”) to transfer ownership of their U.S. and foreign patents to Harvard University-backed SiOnyx. In light of the terms of the parties’ nondisclosure agreement (NDA), the Federal Circuit held that the lower…
The Court of Appeals for the Federal Circuit (the “CAFC”) held that the Patent Trial and Appeal Board (the “PTAB”) properly considered evidence submitted with the Petitioner’s reply supporting the prior art status of references relied upon in its petition for inter partes review.  Thus, the CAFC upheld the…
Changing the future of Hatch-Waxman litigation, the Federal Circuit held as a matter of first impression that for purposes of venue under Hatch-Waxman Act claims, acts of infringement occur where actions related to the Abbreviated New Drug Application (ANDA) submission occur. Thus, a plaintiff has only two options to…
The U.S. Court of Appeals for the Federal Circuit (the “Court”) recently reaffirmed the standard for determining whether cited prior art is “analogous.”  Donner Technology, LLC (“Donner”) petitioned for inter partes review (“IPR”) of U.S. Patent No. 6,459,023 (“the ’023 patent”), challenging various claims as obvious under 35 U.S.C….
Floyd Mayweather, the infamously elusive twelve-time world champion boxer, caught a stiff jab from the Trademark Trial and Appeal Board (“Board” or “TTAB”)’s rejection of his “PAST PRESENT FUTURE” (“the Mark”) on grounds that it could not function as a source identifier.  The Board found that the Mark failed…
The Patent Trial and Appeal Board (the “Board”) recently precluded the use of multiple online references in a validity challenge due to poor indexing.  According to the Board, the lack of organization and search capabilities precluded these references from being deemed “publicly accessible” for use as prior art “printed…