The Federal Circuit’s decision in Eye Therapies, LLC v. Slayback Pharma, LLC provides further insight into the tools available for patent claim construction. The Federal Circuit had previously held that a patent’s...more
In Maquet Cardiovascular LLC v. Abiomed Inc., 131 F.4th 1330 (Fed. Cir. 2025), the Federal Circuit addressed whether the prosecution history of one patent in a patent family can limit the scope of claims in a different patent...more
The Federal Circuit affirmed a District of Delaware finding of non-infringement in an ANDA litigation due to the patentee’s clear and unmistakable disavowal of claim scope during prosecution. Specifically, the court held that...more
The US Court of Appeals for the Federal Circuit found that a district court misconstrued claim terms based on a misapplication of the clear and unequivocal disavowal standard and vacated its noninfringement decision. Maquet...more
Goodwin’s 337 Quarterly Insider remains the premiere publicly available source for keeping up to date on all meaningful decisions coming out of the Commission. Please find below Goodwin’s insights on the months of April, May,...more
Claim construction for a design patent is mainly focused on the drawings, which show the ornamental design that is protected by the patent. But the Federal Circuit recently identified one situation where the drawings weren’t...more
Addressing an infringement determination under the doctrine of equivalents (DOE), the US Court of Appeals for the Federal Circuit found that the “tangential relation” exception to the doctrine of prosecution history estoppel...more
While design patents follow many of the same rules as utility patents, the application of those rules in determining design patent infringement can be less than straightforward. But a recent Initial Determination by ALJ...more
One-year Clock for Filing IPR Petition Applies to Litigants and Parties that Become Privies of the Litigant Prior to Institution. In Power Integrations, Inc v. Semiconductor Components, Appeal No. 2018-1607, the Federal...more
On March 21, 2018 the PTAB issued a press release announcing that two decisions denying review under 35 U.S.C. § 325(d) are designated as informative: Kayak Software Corp.v. International Business Machines Corp.,...more
On February 14, 2018, the Commission affirmed ALJ Pender’s initial determination of non-infringement but based on modified grounds related to the construction of the claim term “single-molecule sequencing.” In re Certain...more
Federal Circuit Summaries - Before Newman, Hughes, and Stoll. Appeal from U.S. District Court for the Southern District of New York. Summary: General disclosures in the specification and statements that describe the...more
Although non-precedential, the Federal Circuit decision in Aptalis Pharmatech, Inc. v. Apotex Inc. is worth a read to see how the court “tiptoes” the “fine line between reading a claim in light of the specification, and...more