News & Analysis as of

Inequitable Conduct United States Patent and Trademark Office

Baker Botts L.L.P.

Intellectual Property Report

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. The leading case that set forth the legal framework for inequitable...more

Baker Botts L.L.P.

Avoiding Demurrer: Properly Pleading Inequitable Conduct

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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...

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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

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

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - April 2024 #3

Luv N’ Care, Ltd. v. Lindsey Laurain, Appeal Nos. 2022-1905, -1970 (Fed. Cir. Apr.12, 2024) - In this week’s Case of the Week, the Federal Circuit affirmed the district court’s bench trial decision that unclean hands...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

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

Weintraub Tobin

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

Weintraub Tobin on

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

MoFo Life Sciences

Recent Biden Administration Efforts On Drug Pricing: USPTO Notice Focuses On Eliminating Inconsistencies In USPTO/FDA Statements

MoFo Life Sciences on

On July 29, 2022, the U.S. Patent and Trademark Office (USPTO) issued a Notice in the Federal Register clarifying the duty of disclosure that may keep patent practitioners up at night. The Notice reminds applicants of the...more

Knobbe Martens

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

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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

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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

Haug Partners LLP

Belcher Pharmaceuticals’ Patent Held Unenforceable by the Federal Circuit

Haug Partners LLP on

The Federal Circuit published a precedential decision on September 1, 2021 regarding the unenforceability of a pharmaceutical patent due to inequitable conduct. In Belcher Pharmaceuticals LLC v. Hospira, Inc., the Court...more

Morrison & Foerster LLP - Federal Circuitry

Last Week In The Federal Circuit (August 30-September 3): Candor At The Patent Office

The Federal Circuit returned to a full week of in-person arguments last week.  But that didn’t keep it from issuing a range of decisions in patent and non-patent cases.  Below we provide our usual weekly statistics and our...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - September 2021

Belcher Pharmaceuticals, LLC v. Hospira, Inc., Appeal No. 2020-1799 (Fed. Cir. Sept. 1, 2021) - In an appeal from the United States District Court for the District of Delaware, the Federal Circuit affirmed the district...more

Rothwell, Figg, Ernst & Manbeck, P.C.

Getting Lost in the Thicket: AbbVie Wields Its Expansive Humira® Patent Portfolio Against Alvotech’s Adalimumab Biosimilar

In the most recent of a series of litigations by AbbVie against manufacturers seeking to market biosimilar versions of Humira®, the world’s most profitable drug, AbbVie initiated an action against Alvotech in the district...more

Fox Rothschild LLP

Chief Judge Stark Allows A Portion Of Defendants’ Counterclaim And Affirmative Defense Of Inequitable Conduct To Proceed After...

Fox Rothschild LLP on

By Memorandum Opinion entered by The Honorable Leonard P. Stark in Diebold Nixdorf, Inc. et al. v. Hyosung TNS, Inc. et al., Civil Action No. 19-1695-LPS (D.Del. March 4, 2021), the Court granted in part and denied in part...more

Akin Gump Strauss Hauer & Feld LLP

Withholding of Evidence Related to Offer for Sale, Filing False Declaration and Coercion by Patentee Support Finding of...

The Federal Circuit upheld a district court’s finding of inequitable conduct on the basis that appellants and its lawyers intentionally withheld material information involving the on-sale bar from the United States Patent &...more

Knobbe Martens

Attorneys and Clients Behaving Badly – Deliberately Withheld Offer for Sale Is Inequitable Conduct

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GS CLEANTECH CORP. v. ADKINS ENERGY LLC - Before, Reyna, Wallach, and Hughes. Appeal from the District Court for the Northern District of Illinois. Summary: Withholding and obscuring evidence of a pre-critical date...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

PTAB Strategies and Insights - October 2019: Graphical Snapshot of Supplemental Examination

Supplemental Examination was born out of fixing potential inequitable conduct issues before they are raised in a court proceeding. 35 U.S.C. § 257(a); 27 CFR § 1.601; M.P.E.P. § 2800. The stated goal is to improve patent...more

Jones Day

Misbehavior In IPR Can Form Basis For Inequitable Conduct

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Finjan, Inc. v. Cisco Systems, Inc., Case No. 17-cv-00072-BLF (N.D. Cal. Sept. 13, 2018), reminds us that representations to the PTAB can have consequences in district court litigation, even outside the estoppel context. ...more

Schwabe, Williamson & Wyatt PC

Fresh From the Bench: Latest Federal Circuit Court Cases

Texas Advanced Optoelectronic Solutions, Inc. v. Renesas Electronics America, Inc., Appeal Nos. 2016-2121, -2208, -2235 (Fed. Cir. 2018)?- In an appeal from a jury trial, the Federal Circuit addressed numerous issues...more

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