News & Analysis as of

Inequitable Conduct Patents

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Clarifies Requisite Analysis for Unclean Hands, Inequitable Conduct, Summary Judgement Determinations of...

Luv N’ Care, Ltd. and Nouri E. Hakim v. Lindsey Laurain and Eazy-PZ, LLC, Nos. 2022-1905, 2022-1970 (Fed. Cir. April 12, 2024) addressed several issues, including: (1) what evidence of litigation misconduct may support a...more

Baker Botts L.L.P.

Avoiding Demurrer: Properly Pleading Inequitable Conduct

Baker Botts L.L.P. on

Properly pleading inequitable conduct claims is a challenge, a challenge that can be met with early due diligence and attention to detail in your pleading....more

Paul Hastings LLP

The Federal Circuit Addresses Equitable Remedies and Defenses Against Patent Owners For Their Misconduct Before the District Court...

Paul Hastings LLP on

The Federal Circuit’s decision in Luv N’ Care v. Laurain (April 12, 2024) addresses the legal standards for remedying egregious forms of deceptive conduct by patent owners through the equitable barring of relief and patent...more

McDermott Will & Emery

Unclean Hands Aren’t Just for Toddlers

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In an action involving manufacturers of a self-sealing dining mat for toddlers, the US Court of Appeals for the Federal Circuit affirmed a district court’s finding that the defendants were barred from obtaining relief on...more

Bradley Arant Boult Cummings LLP

Make Sure You Behave and Keep Those Hands Clean: How Deceit and Bad Table Manners Can Bite

Last week in Luv n’ Care, Ltd. v. Laurain, the Federal Circuit put the lower court in time out and probably made Eazy-PZ, LLC (EZPZ) cry just a little bit harder. In this precedential decision involving U.S. Patent No....more

McDermott Will & Emery

I Hear Ya – No Intent to Deceive, No Inequitable Conduct

The US Court of Appeals for the Federal Circuit affirmed a district court’s finding that the asserted patents were not unenforceable for inequitable conduct, determining that statements made by counsel to the US Patent &...more

Cozen O'Connor

Post-Abandonment Practice and Avoiding Inequitable Conduct

Cozen O'Connor on

Patent prosecution costs can weigh heavily on cash-strapped clients, who may still face USPTO rejections after spending significant money. Unfortunately (and often), cash-strapped clients are not responsive. And to be fair,...more

Kilpatrick

4 Key Takeaways | Updates in Standard Essential Patent Licensing and Litigation

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Kilpatrick’s Alton Absher and Andie Anderson recently presented “Updates in Standard Essential Patent Licensing and Litigation” at the firm’s annual 2024 Advanced Patent Law Seminar. This full-day seminar featured discussions...more

Axinn, Veltrop & Harkrider LLP

The Sewage of Expert Report Deadlines

Expert report deadlines are a feature of every patent case's scheduling order, but they nevertheless are the constant source of disputes. For example, battles over whether to have two or three or four rounds of expert reports...more

McDermott Will & Emery

Neither Narrow Proposed Claim Construction nor Work Product Claim Justify Withholding Material Factual Information

The Patent Trial & Appeal Board of the US Patent & Trademark Office (PTO) canceled all challenged claims across five patents because the patent owner failed to meet its duty of candor by selectively and improperly withholding...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - May 2023 #2

Sanofi-Aventis Deutschland GmbH v. Mylan Pharmaceuticals Inc., Appeal No. 2021-1981 (Fed. Cir. May 9, 2023) In our Case of the Week, the Court of Appeals for the Federal Circuit considered the “analogous art” inquiry in...more

Weintraub Tobin

Attorney Fees Denied Due to Lack of Support in Cannabis Litigation Record

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In 2018, United Cannabis Corporation (“UCANN”) sued Pure Hemp Collective (“Pure Hemp”) for infringement of U.S. Patent No. 9,730,911 (the “‘911 patent”), entitled “Cannabis Extracts and Methods of Preparing and Using the...more

McDermott Will & Emery

Burdens Can’t Be Avoided No Matter How They’re Dressed Up

Addressing a multitude of issues, the US Court of Appeals for the Federal Circuit affirmed the district court’s ruling dismissing infringement of one patent and finding a trade dress invalid but reversed the invalidation of...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - December 2022 #4

Mosaic Brands, Inc. v. Ridge Wallet LLC, Appeal Nos. 2022-1001, -1002 (Fed. Cir. Dec. 20, 2022) - In our Case of the Week, the Federal Circuit discussed the corroboration requirement concerning the amount of evidence...more

Weintraub Tobin

District Court Dismiss Inequitable Conduct Claim Alleging Inferred Knowledge of Prior Art Based on Wide Spread Availability

Weintraub Tobin on

In California Costume Collections, Inc v. Pandaloon, LLC, 2-21-cv-01323 (CDCA Apr. 7, 2022) (John W. Holcomb), the Central District of California recently considered whether a plaintiff plead an inequitable conduct claim with...more

McDonnell Boehnen Hulbert & Berghoff LLP

PTAB Hears Oral Argument in Interference No. 106,115

The Patent Trial and Appeal Board heard oral argument under 37 C.F.R. § 41.124(c) on February 4th in the Priority Phase of Interference No. 106,115 between the Broad Institute, Harvard University, and MIT (collectively,...more

Goodwin

Litigation Update: AbbVie v. Alvotech hf (Adalimumab)

Goodwin on

We have previously reported on AbbVie’s first and second wave suits against Alvotech hf (Alvotech) in the Northern District of Illinois regarding an adalimumab biosimilar. In the first wave suit, on October 5, 2021 AbbVie...more

McDonnell Boehnen Hulbert & Berghoff LLP

Inequitable Conduct by Senior Party Broad Alleged in Interference No. 106,115 (and PTAB May Finally Hear Evidence About It)

An enduring and persistent (albeit until now unresolved) issue in the patent interferences involving the Broad Institute, Harvard University, and MIT (collectively, "Broad") as Senior Party and the University of...more

McDermott Will & Emery

This Case Is Both Hot and Exceptional—Attorneys’ Fees and Inequitable Conduct

McDermott Will & Emery on

In a second visit to the US Court of Appeals for the Federal Circuit, after the Court affirmed a finding of unenforceability due to inequitable conduct based on “bad faith” non-disclosure of statutory bar prior sales on the...more

Morrison & Foerster LLP - Federal Circuitry

Last Week in the Federal Circuit (October 18-22): Inequitable Conduct = Attorneys’ Fees?

After a couple of weeks with lots of precedential decisions, the Federal Circuit caught its breath last week and issued only non-precedential ones (with the possible exception of a sealed opinion that may or may not be...more

Knobbe Martens

Enforcing a Patent Known to be Invalid Can Trigger Attorneys’ Fees

Knobbe Martens on

ENERGY HEATING, LLC v. HEAT ON-THE-FLY, LLC - Before Moore, Prost, and Stoll.  Appeal from the U.S. District Court for the District of North Dakota. Summary: Enforcing a patent with knowledge that it is invalid can...more

Knobbe Martens

Federal Circuit Review - September 2021

Knobbe Martens on

Arguments to the Patent Office That Contradict Information Submitted to the FDA Support an Inference of Deceptive Intent In Belcher Pharmaceuticals v. Hospira, Inc., Appeal No. 20-1799, the Federal Circuit held that a...more

Buckingham, Doolittle & Burroughs, LLC

Belcher Patent Unenforceable for Inequitable Conduct

Inequitable conduct is an affirmative defense to patent infringement, but the bar for proving it is a high one. A defendant must prove by clear and convincing evidence that the patentee intentionally deceived the Patent...more

McDermott Will & Emery

Material Information Submitted to FDA but Withheld from PTO Gives Rise to Inequitable Conduct

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit found prior art submitted to the US Food and Drug Administration (FDA), yet withheld from the US Patent & Trademark Office (PTO) during prosecution of an asserted patent,...more

McDonnell Boehnen Hulbert & Berghoff LLP

Belcher Pharmaceuticals, LLC v. Hospira, Inc. (Fed. Cir. 2021)

Imposition of liability under the equitable doctrine of inequitable conduct (as it has been variously defined) can result in a patent being held unenforceable; for this reason, former Chief Judge Rader called it the "atomic...more

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