News & Analysis as of

POSITA Patents

McDermott Will & Emery

Construing Unambiguous Claim Language and Qualifying Challenged Expert as POSITA

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Addressing the issues of claim construction and the requisite expert qualifications to testify on obviousness and anticipation, the US Court of Appeals for the Federal Circuit vacated a Patent Trial & Appeal Board decision...more

Volpe Koenig

Artificial Ingenuity: Is Generative AI the New 'Person of Ordinary Skill' in Patent Law?

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The concept of the "person of ordinary skill in the art" (POSITA) remains pivotal in patent law, particularly in evaluating obviousness under 35 U.S.C. § 103 and compliance with enablement and written description requirements...more

Akin Gump Strauss Hauer & Feld LLP

Expert Testimony Excluded under Kyocera Where Party Failed to Establish its Expert Possessed the Necessary 'Advanced Training and...

The Federal Circuit’s decision in Kyocera Senco Industrial Tools Inc. v. International Trade Commission articulated a bright-line test for patent expert admissibility: to testify from the perspective of a “person of ordinary...more

Baker Botts L.L.P.

The Dangers of Secret Prior Art

Baker Botts L.L.P. on

It is well-established that the availability of a prior art reference is dependent on the “effective filing date” of a patent or patent application. Any practitioner seeking to invalidate a patent knows that the ideal...more

Knobbe Martens

Federal Circuit Review - September 2024

Knobbe Martens on

Combining Abstract Ideas Does Not Make Them Less Abstract - In Broadband Itv, Inc. v. Amazon.Com, Inc., Appeal No. 23-1107, the Federal Circuit held that when assessing patent eligibility under 35 U.S.C. § 101, combining two...more

Foley & Lardner LLP

Federal Circuit Says No Timing Requirement To Qualify As A POSITA

Foley & Lardner LLP on

Last week, in Osseo Imaging, LLC v. Planmeca USA Inc., No. 2023-1627 (Fed. Cir. Sept. 4, 2024), the Federal Circuit held that “[a]n expert need not have acquired the skill level prior to the time of the invention to be able...more

McDermott Will & Emery

Back to the Future: Expert Can Be Skilled Artisan Based on Later-Acquired Knowledge

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit clarified that a technical expert does not need to have been a person of ordinary skill in the art (POSITA) at the time of the invention. Instead, they may rely on...more

Akin Gump Strauss Hauer & Feld LLP

District Court Precludes Experienced Patent Attorney from Testifying as Expert Based on Lack of Pertinent Technical Expertise

A district court recently precluded a patent attorney from testifying as an expert in a patent infringement lawsuit where the proposed expert lacked the requisite technical expertise to assist the trier of fact in...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Rules on Written Description Requirement and Prior Art Statements Supporting a Motivation to Combine

RAI Strategic Holdings, Inc. v. Phillip Morris Products S.A., No. 2022-1862 (Fed. Cir. February 9, 2024) addressed two issues: (1) when the written description requirement is met in the context of a claimed range that is...more

Jones Day

PTAB Doubles Down on Interference Estoppel Issue

Jones Day on

The Patent Trial and Appeal Board held all challenged claims of IGT’s patent unpatentable as obvious over two prior art patents. Zynga Inc. v. IGT, IPR2022-00199-32. In doing so, the PTAB further held that, contrary to...more

McDonnell Boehnen Hulbert & Berghoff LLP

Am I sunk? Where are all the safe harbors against the “on sale” bar?

In part 1 of this series, I introduced the “on sale bar” and described how a commercial sale or offer for sale can negate patentability, according to the doctrine the Supreme Court established in Pfaff v. Wells Elecs., Inc....more

Morrison & Foerster LLP - Federal Circuitry

Last Week In The Federal Circuit (March 13 – March 17): A reminder that motivation doesn’t need to be found in the prior art...

The Court had a busy week as the weather begins to turn, and those with school-aged kids begin to plan for spring break. This week we look at the Court’s latest reminder that obviousness is a flexible analysis, so below we...more

McDonnell Boehnen Hulbert & Berghoff LLP

Patent Law Academics File Amicus Brief in Amgen v. Sanofi

The Supreme Court's decision to grant certiorari in Amgen v. Sanofi is the first time in almost a hundred years that the Court has deigned to consider sufficiency of disclosure decisions, in this case enablement under 35...more

Smart & Biggar

Lilly’s CIALIS patent claims extending to “physiologically acceptable salt” found invalid for overbreadth and insufficiency

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On October 17, 2022, Justice St-Louis of the Federal Court granted a motion for summary trial brought by Teva, Pharmascience, Laboratoire Riva, Apotex and Mylan (the Defendants) and dismissed the underlying actions of Lilly...more

Morgan Lewis

USPTO Director Designates Precedential Decision on Conclusory Expert Declarations

Morgan Lewis on

Director of the US Patent and Trademark Office (USPTO) Kathi Vidal recently designated as precedential a decision by the Patent Trial and Appeal Board (PTAB) rejecting the petitioner’s invalidity challenge, since it was based...more

Haug Partners LLP

Mylan Failed to “Immediately Envisage” the Compounds in Merck’s Patent Covering Januvia

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In Mylan Pharm. Inc. v. Merck Sharp & Dohme Corp., the Federal Circuit considered whether prior disclosure of a genus of compounds and their pharmaceutically acceptable salts was sufficient to anticipate, under 35 U.S.C....more

Knobbe Martens

Unforced Error: An IPR Challenger Cannot Rely on an Error That a Posita Would Have Corrected

Knobbe Martens on

LG ELECTRONICS INC. v. IMMERVISION INC. Before Stoll, Cunningham, and Newman, Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board. Summary: Where a reference contains an “obvious”...more

Haug Partners LLP

Ethicon’s Surgical Stapler Patent Held Invalid by the Federal Circuit

Haug Partners LLP on

In Ethicon LLC v. Intuitive Surgical, Inc., the Court of Appeals for the Federal Circuit (“CAFC”) upheld a finding from the Patent Trial and Appeal Board (“Board”) the claims of Ethicon’s patent directed to a surgical stapler...more

Robins Kaplan LLP

Novartis Pharms. Corp. v. Accord Healthcare, Inc.

Robins Kaplan LLP on

Case Name: Novartis Pharms. Corp. v. Accord Healthcare, Inc., No. 2021-1070, 2022 WL 16759 (Fed. Cir. Jan. 3, 2022) (Circuit Judges Moore, Linn, and O’Malley presiding; Opinion by O’Malley, J.; Dissenting Opinion by Moore,...more

Smart & Biggar

Angelcare and Playtex take out the trash: Diaper Genie patents are valid and infringed by Munchkin

Smart & Biggar on

On April 7, 2022, the Federal Court issued its judgment and reasons in Angelcare Canada Inc et al v Munchkin Inc et al (2022 FC 507), finding that Munchkin, Inc and Munchkin Baby Canada Ltd (the “Defendants” or “Munchkin”)...more

Snell & Wilmer

Federal Circuit Rejects “Unanswered Questions” Indefiniteness Standard

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Last week, a split Federal Circuit panel reversed a decision invalidating certain computer-aided-design patent claims because the district court used an incorrect indefiniteness standard....more

Morrison & Foerster LLP - Federal Circuitry

One Last look at Patent Cases in January

Last week wrapped up a busy January for the Federal Circuit. Oral arguments returned to a telephonic format, and arguments next month will be by video (although still audio-only for the public). As the month is now in the...more

McDermott Will & Emery

Nailed It: Expert Must at Least Meet Ordinary Skill Level to Testify from POSITA Perspective

McDermott Will & Emery on

Addressing a US International Trade Commission (ITC) decision finding a § 337 violation as to one patent but no violation as to four other patents, the US Court of Appeals for the Federal Circuit reiterated that a technical...more

McDonnell Boehnen Hulbert & Berghoff LLP

Sigma-Aldrich Files Substantive Preliminary Motion 1 to Change the Count in Interference No. 106,132

On November 19th, Senior Party Sigma-Aldrich filed its Substantive Preliminary Motion No. 1 in CRISPR Interference No. 106,132 (where the Broad Institute, Harvard University and MIT, collectively, "Broad" is the Junior Party)...more

Haug Partners LLP

No Clear Error to Find Lack of Written Description for a Method of Treatment Patent Despite Separate Disclosures of the Drug,...

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Biogen International GMBH, Biogen MA, Inc., v. Mylan Pharmaceuticals Inc. marks the Federal Circuit’s most recent interpretation of the 35 U.S.C. § 112 written description requirement in the Hatch-Waxman context. No....more

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