5 Key Takeaways | Rolling with the Legal Punches: Resetting Patent Strategy to Address Changes in the Law
Verdict in T-Cell Immunotherapy IP Case Tests 'Reasonable Royalty' Concept for Large Damage Awards
On March 13, 2025, the U.S. Court of Appeals for the Federal Circuit issued a decision in the case of In Re: Xencor, Inc. In this Appeal from the Appeals Review Panel of the Patent Trial and Appeal Board (ARP), with regard to...more
Entresto® (valsartan/sacubitril) - Case Name: In re Entresto, 125 F.4th 1090 (Fed. Cir. Jan. 10, 2025) (Circuit Judges Lourie, Prost, and Reyna presiding; Opinion by Lourie, C.J.) (Appeal from D. Del., Andrews, J.) Drug...more
The Federal Circuit recently reversed a district court decision that found a patent that did not describe after-arising technology failed to satisfy the written description requirement. In so doing, the Federal Circuit...more
The US Court of Appeals for the Federal Circuit reversed a district court’s ruling of invalidity for lack of written description, finding that the district court erred in its analysis of written description because patents...more
Before Lourie, Prost, and Reyna. Appeal from the U.S. District Court for the District of Delaware. Summary: A patent was not invalid for lack of written description for failing to describe the specific infringing embodiment...more
Novartis Pharmaceuticals Corp. v. Torrent Pharma Inc., et al., Nos. 2023-2218, -2220, -2221 (Fed. Cir. (D. Del.) Jan. 10, 2025). Opinion by Lourie, joined by Prost and Reyna. The FDA approved a New Drug Application from...more
The Supreme Court is set to hear oral arguments in Amgen, Inc. v. Sanofi (No. 21-757) on Monday, March 27, 2023. The highly contentious question before the high court focuses what an applicant must show to meet the enablement...more
Over the last 20-plus years, US Court of Appeals for the Federal Circuit cases concerning written description and enablement have become a hot-button issue in the chemical and life sciences practices. The year 2021 was no...more
[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more
In an appeal, Novartis Pharmaceuticals v. Accord Healthcare, Inc., the issue of whether a patent provides sufficient written description of a negative limitation split the panel at the Federal Circuit. Novartis...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
On December 8, 2021, the Federal Circuit in AztraZeneca AB v. Mylan Pharms. Inc. held that the claim construction of a percentage term should “‘most naturally align[] with the patent’s description of the invention,’ as...more
AstraZeneca AB v. Mylan Pharmaceuticals Inc., Appeal No. 2021-1729 (Fed. Cir. Dec. 8, 2021) - Our Case of the Week again focuses on numerical values in claims. Last week we addressed a case involving whether there was...more
Dear Patenticity, I have a chemical invention and I want to obtain the broadest coverage I can. The problem is I have not done much lab work, so I only have a couple real examples. I know that the written description...more
In a case relating to compounds for the treatment of the Hepatitis C virus (HCV), the US Court of Appeals for the Federal Circuit upheld a district court’s grant of judgment as a matter of law (JMOL) for lack of enablement...more
The PTAB Cannot Approve or Deny Certificates of Correction - In Honeywell International, Inc. v. Arkema Inc., Arkema France, Appeal Nos. 2018-1151, -1153, the Patent Trial and Appeal Board (“Board”) does not have the...more
Last week, the Federal Circuit confirmed that Idenix Pharmaceuticals will not be the proud recipient of what was previously regarded as the largest damages award ever recorded in a U.S. patent case. In fact, the majority’s...more
Mere Potential for Future Appeal Does Not Prevent Triggering Estoppel of Inter Partes Reexamination When Party Fails to Seek Relief in the First Instance - In Virnetx Inc. v. Apple Inc., Appeal Nos. 2017-1591, -1592,...more
PATENT CASE OF THE WEEK - Nalpropion Pharmaceuticals, Inc. v. Actavis Laboratories, FL, Inc., Appeal No. 2018-1221 (Fed. Cir. Aug. 15, 2019) - This week’s Case of the Week focuses on issues relating to written...more
The Federal Circuit recently reversed a lower court’s ruling of validity under the § 112 written description requirement effectively opening the door for a number of generic drug manufacturers to enter the market with a...more
PATENT CASE OF THE WEEK - Natural Alternatives Int’l v. Creative Compounds, LLC, Appeal No. 2018-1295 (Fed. Cir. Mar. 15, 2019) In an appeal from a judgment on the pleadings, the Federal Circuit reversed, issuing an...more
The Hatch-Waxman Litigation and Life Sciences practice groups at Robins, Kaplan, Miller & Ciresi L.L.P. are pleased to offer the latest edition of their quarterly publication regarding ANDA patent litigation issues and the...more