News & Analysis as of

Claim Construction

Status Regarding Dupixent® Litigations

by Goodwin on

We previously reported that Sanofi and Regeneron filed a declaratory judgment action seeking a ruling that its approved Dupixent® (dupilumab) product does not infringe Amgen’s U.S. Pat. 8,679,487 (“the ’487 patent”), and that...more

Interpretation of Means-Plus-Function Claim Limitations

by McDermott Will & Emery on

Addressing claim construction issues in connection with “means-plus-function” limitations, the US Court of Appeals for the Federal Circuit affirmed the district court’s decision to uphold a non-infringement verdict based on a...more

Sometimes It’s Better to Forgo Appeal

by McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit affirmed in part and reversed in part cross-appeals of two inter partes review (IPR) decisions (IPR2014-00295 and IPR2014-00476) based on various arguments relating to claim...more

Infringement Does Not Mean Injunction

by McDermott Will & Emery on

Addressing claim construction and injunction issues, the US Court of Appeals for the Federal Circuit affirmed the district court’s decision that the defendant’s LED technology infringed plaintiff’s patent, and that the...more

Federal Circuit Upholds Claim Construction – No Due Process Violations

by Jones Day on

On May 8, 2017, in Intellectual Ventures II LLC v. Ericsson Inc., 15-1739, the Federal Circuit affirmed the Patent Trial and Appeal Board’s (PTAB) inter partes review (IPR) claim constructions in a non-precedential decision....more

“Means” Does Not Always Mean “Means Plus Function”

In Skky, Inc. v. Mindgeek, S.A.R.L. [2016-2018] (June 7, 2017), the Federal Circuit affirmed the PTAB decision in IPR 2014-01236 that all of the challenged claims in U.S. Patent 7,548,875 were invalid for obviousness....more

Federal Circuit Review | May 2017

by Knobbe Martens on

Federal Circuit Affirms Different Invalidity Results at PTAB and District Court - In Novartis AG v. Noven Pharmaceuticals Inc., Appeal Nos. 2016-1678, 2016-1679, the Federal Circuit held that prior judicial opinions...more

Patent Owner Statements During IPR May Limit Claim Scope

by Latham & Watkins LLP on

Federal Circuit holds that patent owner’s statements can trigger prosecution disclaimers. On May 11, 2017 in Aylus Networks, Inc. v. Apple Inc., the Federal Circuit addressed for the first time whether statements made...more

Supreme Court To Review PTAB Practice Of Reviewing Only Selected Challenged Claims

by Brooks Kushman P.C. on

SAS Institute Inc. v. Lee, No. 16-969 (U.S. May 22, 2017). On May 22, 2017, the U.S. Supreme Court granted review in the first patent case accepted for the October 2017 term. The Court granted certiorari to review whether...more

Rule 36 Affirmance Can Create Issue Preclusion for Claim Construction

by McDermott Will & Emery on

Addressing the scope of collateral estoppel from a Rule 36 affirmance, the US Court of Appeals for the Federal Circuit determined that despite the summary nature of such decisions and the absence of a written opinion...more

Supreme Court to Hear Another IPR Case — SAS Institute v. Lee

The Supreme Court has granted certiorari in another Inter Partes Review dispute, this time in SAS Institute v. Lee. The Court will decide whether the Patent Trial and Appeal Board may properly institute partial review (i.e.,...more

How Far Is Too Far? Institution Decision to Final Written Decision

by Brinks Gilson & Lione on

In making a final written decision of AIA proceedings, the Patent Trial and Appeal Board (“the Board”) is not bound by findings made in an institution decision. In three recent decisions, the Federal Circuit considered the...more

The PTAB Review - June 2017

Escaping PTAB Review Through Strategic Disclaimer in CBM Proceedings - A patent is only eligible for covered business method (CBM) review if it: (1) claims a method or apparatus for performing data processing or other...more

Summaries of All Supreme Court and Precedential Federal Circuit Patent Cases Decided Since Jun. 1, 2016

This paper is based on reports on precedential patent cases decided by the Federal Circuit distributed by Peter Heuser on a weekly basis. Please see full publication below for more information....more

Statements Made in an IPR Can Lead to Prosecution Disclaimer

by Knobbe Martens on

The Federal Circuit held that statements made by a patent owner in an IPR, whether before or after institution, can be considered during claim construction in district court litigation and relied upon to support a finding of...more

Design Patent PTO Litigation Statistics (through February 1, 2017)

Although post-grant challenges of design patents have consistently made up a small percentage of the total number of patent challenges, these numbers have steadily increased to their highest level in 2017. The statistics...more

CAFC Finds ANDA Infringement Despite Differences Between FDA Labeling And Claim Language

by Foley & Lardner LLP on

In a non-precedential decision issued in Braintree Labs., Inc. v. Breckenridge Pharmaceutical, Inc., the Federal Circuit reversed the district court’s grant of summary judgment of noninfringement in favor of Breckenridge, and...more

Boilerplate Language Saves “Controller” From Being Deemed Functional Language

In a recent decision from the District of Delaware, the Court held that the term “controller” did not invoke pre-AIA 35 U.S.C. § 112(6). The specific claim element recited...more

PTAB Not Barred from Using Patent Owner Submissions as a Basis for Holding Claims Unpatentable

by Knobbe Martens on

The Federal Circuit vacated and remanded the PTAB’s final written decision holding that claims directed to steel making methods were obvious in Rovalma, S.A. v. Bohler-Edelstahl GmbH & Co. KG, No. 2016-2233 (Fed. Cir. May 11,...more

Recent Developments In Patent Law May 17, 2017

Update to TC Heartland LLC v. Kraft Foods Group Brands LLC, Case No. 16-341 (May 22, 2017) - In an 8-0 opinion written by Justice Thomas (Justice Gorsuch did not participate), the Supreme Court rules that a defendant...more

Federal Circuit Gives PTAB Free Hand on Claim Construction

by Morgan Lewis on

The Federal Circuit recently held that the Patent Trial and Appeal Board is not constrained by parties’ proposed constructions and may, in fact, adopt an alternative construction that the Board raises for the first time at...more

Patent Owner Statements During an IPR Disclaimed Claim Scope

In Aylus Networks, Inc., v. Apple, [2016-1599] (May 11, 2017), the Federal Circuit affirmed summary judgment of non-infringement of U.S. Patent No. RE 44,412 on systems and methods for implementing digital home networks...more

Fresh From the Bench: Precedential Patent Cases From the Federal Circuit

In Mylan v. Aurobindo the Circuit affirms the grant of a preliminary injunction based upon the infringement of one of the three patents in suit. However, the panel reverses the injunction as to the other two patents based on...more

Markush Groups: Traps for the Unwary

While many patent examiners prefer Markush claims, which recite lists of alternatively useable species, to be formatted as “selected from the group consisting of A, B, and C,” Applicants should carefully consider claim...more

Federal Circuit Extends Prosecution Disclaimer to IPR Proceedings

by Morgan Lewis on

The Federal Circuit recently held as a matter of first impression that statements made by a patent owner during an IPR proceeding can be considered for claim construction and relied upon to support a finding of prosecution...more

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