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Prior Art Inventions Patent Infringement

Jones Day

Prior Art and Public Availability: Key Decisions in German Patent Litigation

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The Situation: Even after the introduction of the European Unitary Patent Court, Germany remains a key battleground in major patent litigations. In the bifurcated German litigation system, nullity cases are heard before the...more

Jones Day

Shifting Burden Dooms Patent Owner

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In a Final Written Decision, the PTAB declared claims of a patent unpatentable after finding the patent was not entitled to the earlier priority date of the anticipatory reference in Platinum Optics Technology, Inc. v. Viavi...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - February 2024

Univ. of South Florida Bd. of Trustees v. United States, Appeal No. 2022-2248 (Fed. Cir. Feb. 9, 2024) In this week’s Case of the Week, the Federal Circuit examined the scope of a provision of the Bayh-Dole Act of 1980 (35...more

Linda Liu & Partners

Influence of the Determination of Technical Problem Actually Solved on the Determination of Technical Teaching | Case on...

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The technical problem actually solved by an invention should be determined based on distinguishing technical feature of the claims as compared with the most-related prior art and the technical effect can be known by a person...more

Levenfeld Pearlstein, LLC

Intellectual Property Primer Series: Patent Basics

A patent does not give the owner the right to do anything. Rather, it gives the patent owner the right to exclude others from making, using, selling, offering to sell, and/or importing the claimed invention, which most...more

Jones Day

Patent Owner Unable to Change Inventorship During Remand

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At the Inter Partes review trial, Patent Owner attempted to swear behind Petitioner’s primary prior art reference by showing that the inventors of the asserted patents had conceived of the invention before the priority date...more

Snell & Wilmer

Supreme Court Holds Patents Must Enable Full Scope of Invention

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The Supreme Court unanimously held last week in Amgen v. Sanofi that a patent’s specification must enable a person skilled in the art to make and use the full scope of the invention as defined by its claims. Amgen sued...more

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

2022 Design Patents Year in Review: Analysis and Trends: Federal Circuit Appeals: More Design Patent Case Reversals

In 2022, the Court of Appeals for the Federal Circuit issued six opinions regarding U.S. design patents: three precedential opinions and three unprecedential opinions. Unlike 2021 (where the two precedential opinions on...more

Manatt, Phelps & Phillips, LLP

Error in Prior Art Did Not Render Invention Obvious

In LG Electronics Inc. v. Immervision, Inc., the Federal Circuit held that an obvious error in a prior art reference was not considered a teaching. The court explained that a person of ordinary skill in the art (POSITA) would...more

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

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

PTAB Strategies and Insights Newsletter: May 2022

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

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2021 Decisions

[co-author: Jamie Dohopolski] Last year, the continued global COVID-19 pandemic forced American courts to largely continue the procedures set in place in 2020. The U.S. Court of Appeals for the Federal Circuit was no...more

Manatt, Phelps & Phillips, LLP

Prior Invention as a Litigation Defense: All Claim Elements Must Be Appreciated

In Ingevity Corporation v. International Trade Commission, the Federal Circuit held that a prior invention will not anticipate under 35 U.S.C. § 102(g) unless the prior inventors appreciated the invention. Specifically, an...more

Manatt, Phelps & Phillips, LLP

Supreme Court: Assignor Estoppel Survives, but Only for Explicit or Implicit Representations

In Minerva Surgical, Inc. v. Hologic, Inc., the Supreme Court held, in a 5–4 opinion, that the doctrine of assignor estoppel continues to apply, but only for an assignor’s invalidity assertion that contradicts explicit or...more

Knobbe Martens

Not So Obvious After All: PTAB Lacked Evidence to Eradicate University’s Disinfection Method

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UNIVERSITY OF STRATHCLYDE v. CLEAR-VU LIGHTING LLC - Before Reyna, Clevenger, and Stoll. Appeal from the Patent Trial and Appeal Board. Summary: The Federal Circuit reversed the PTAB’s obviousness decision because the...more

Proskauer - Life Sciences

Prior Art Showing An Invention To Be “At Least Possible” Found Sufficient To Invalidate Surgical Device Patent

On August 23rd, the Federal Circuit upheld in part and reversed in part a decision from the Patent Trial and Appeal Board’s (PTAB or Board) concerning Ethicon’s patent on a robotic surgical tool, holding that the Board’s...more

Knobbe Martens

Federal Circuit Review - June 2021

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Bulk-Filed Patent Applications Claiming Distant Priority Trigger Prosecution Laches - In Hyatt v. Hirshfeld, Appeal No. 18-2390, the Federal Circuit held that the PTO met its burden to prove prosecution laches for bulk-filed...more

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

PTAB Strategies and Insights - May 2021

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

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

Tips for Reviewing (or Drafting) Patent Claims

For emerging companies, a patent application should combine legal skill with technical and business knowledge to produce a document that will serve as a foundation to the company’s valuation and future profitability....more

McDermott Will & Emery

Absent Clear Disavowal, Preferred Embodiment Does Not Limit Claim Construction

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In a case that hinged on the construction of a disputed claim term, the US Court of Appeals for the Federal Circuit explained that the district court erred in limiting the disputed claim based on the preferred embodiment and...more

Mintz - Intellectual Property Viewpoints

Continental Circuits LLC v. Intel Corp., et al: Federal Circuit Reemphasizes Prohibition on Importing a Preferred Embodiment into...

The Court of Appeals for the Federal Circuit (CAFC) recently issued a precedential opinion finding that a lower court had improperly incorporated an embodiment from the specification of the asserted patents into the claims....more

White & Case LLP

Supreme Court Says America Invents Act Did Not Alter On-Sale Bar

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Squib of Holding and Key Implication: The United States Supreme Court, in Helsinn Healthcare S.A. v. Teva Pharmaceuticals USA, Inc., held on January 22, 2019 that "a commercial sale to a third party who is required to keep...more

Ward and Smith, P.A.

Can I Patent and Market My Invention?

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Once you have an idea for a new invention you may ask yourself whether your invention is patentable and whether you can commercialize your invention. While there is no surefire way to know if your invention is patentable...more

Knobbe Martens

Federal Circuit Review - July 2018

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Determining Whether a Claim Element or Combination of Elements Would Have Been Well-Understood, Routine, and Conventional Is a Question of Fact - In Aatrix Software, Inc. v. Green Shades Software, Inc., Appeal No....more

Sheppard Mullin Richter & Hampton LLP

Drafting Effective Blockchain Patents

As the number of blockchain-based patents and patent applications increases, more companies have become interested in pursuing these patents. Other companies still think that blockchain-based inventions are not patentable....more

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