News & Analysis as of

Summary Judgment Estoppel

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Vacates Invalidity Judgement Based on Collateral Estoppel from a Case Subsequently Vacated and Rebukes Plaintiff’s...

In Finjan LLC, FKA Finjan, Inc. v. SonicWall, Inc., No. 2022-1048 (Fed. Cir. Oct. 13, 2023), the Federal Circuit vacated a summary judgement of invalidity based on collateral estoppel, where the case that provided estoppel...more

Proskauer - Minding Your Business

Scope of Issued Patents May be Limited by Prosecution Estoppel Created in Child Cases

Cell therapy products in the U.S. are estimated to be worth approximately $4.5 billion currently and expected to grow to over $30 billion in the next ten years. As market value increases litigation is bound to heat up....more

Rivkin Radler LLP

New York Insurance Coverage Law Update- November 2020

Rivkin Radler LLP on

Claimants sued Waiting Room Solutions alleging various causes of action arising out of an employee placing a video camera in its women’s restroom and Waiting Room’s handling of the employee’s actions. Waiting Room’s liability...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - September 2020 #2

PATENT CASE OF THE WEEK - Apple Inc. v. Voip-Pal.com, Inc., Appeal No. 2018-1456, -1457 (Fed. Cir. Sept. 25, 2020) - In our Case of the Week, the Federal Circuit addressed two novel issues following inter partes review...more

Akin Gump Strauss Hauer & Feld LLP

Far-Reaching Effect of IPR Estoppel Dooms Invalidity Defense Based on Prior Art Product

Chief Judge Stark granted a patent owner’s motion for summary judgment of inter partes review (IPR) estoppel, holding that obviousness defenses based on a prior art product could not be asserted because a prior art...more

Akin Gump Strauss Hauer & Feld LLP

Calling a Printed Publication a “System” is Not Enough to Avoid IPR Estoppel

A Central District of California judge recently granted summary judgment of no obviousness based on inter partes review (IPR) estoppel because the only prior art references used to challenge patent validity could have been...more

McDermott Will & Emery

Doctrine of Equivalents: Prosecution History Estoppel Can Be Both Amendment and Argument-Based

McDermott Will & Emery on

In a case involving at-home glucose monitoring systems, the US Court of Appeals for the Federal Circuit found the patent owner was estopped from asserting a doctrine of equivalents theory of infringement based on subject...more

Jones Day

Combatting Lack of Assignor Estoppel in IPRs (Maybe)

Jones Day on

Assignor estoppel is an equitable doctrine that prevents a party who assigns a patent to another from later challenging the validity of the assigned patent. As reported in a prior post, the Federal Circuit recently stated...more

Knobbe Martens

Massachusetts Court Finds Shaw Decision Forecloses Any Estoppel Beyond the Grounds That Were Instituted in an IPR, Despite Policy...

Knobbe Martens on

The court in Koninklijke Philips N.V. v. Wangs All. Corp., No. 14:cv-12298, 2018 WL 283893 (D. Mass. Jan. 2, 2018) denied summary judgement of no invalidity, finding that the Federal Circuit’s holding in Shaw forecloses a...more

Schwabe, Williamson & Wyatt PC

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

Core Wireless v. LG affirms the denial of summary judgment as to unpatentable subject matter, ruling that the asserted claims are directed to an improved user interface for computing devices, not to the abstract idea of an...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Hydraulic Fracturing Services: New York Appellate Court Addresses Request to Dismiss Common-Law Indemnification Claim

The Supreme Court of the State of New York (Appellate Division)(“Court”) in a December 22, 2017, Memorandum and Order (“Order”) addressed whether a lower court erred in failing to dismiss a third-party claimant’s...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Hydraulic Fracturing Services: New York Appellate Court Addresses Whether Field Invoice Terms Limit Damage Claims

The Supreme Court of the State of New York (Appellate Division) (“Court”) in a November 9th Memorandum and Order (“Order”) addressed whether field invoices provided to a customer for the performance of hydraulic fracturing...more

Akin Gump Strauss Hauer & Feld LLP

District Court Precludes Defendant from Asserting Invalidity Grounds That It Raised or Could Have Reasonably Raised in IPR...

On May 11, 2017, Magistrate Judge Roy Payne in the Eastern District of Texas recommended that patentee Biscotti’s inter partes review (IPR) estoppel motion be granted–in-part and denied-in-part....more

Morris James LLP

Court Declines To Vacate No Willfulness Opinion And Laches/Estoppel Trial Is Scheduled

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Stark, C.J. Plaintiff’s motion to vacate summary judgment of no willfulness is denied. Additional issues addressed in a status letter are resolved. A jury trial was held January 11-26, 2016. The court previously, based...more

McDermott Will & Emery

Claims Withdrawn Because of Rejection May Limit Claim Scope **WEB ONLY**

McDermott Will & Emery on

In an opinion addressing prosecution history estoppel, the US Court of Appeals for the Federal Circuit affirmed a district court’s decision granting summary judgment of non-infringement, finding that the patentee was estopped...more

McDonnell Boehnen Hulbert & Berghoff LLP

MAG Aerospace Industries, Inc. v. B/E Aerospace, Inc. (Fed. Cir. 2016) - Equitable Assignor Estoppel Doctrine Expanded by Federal...

Arcane aspects of the law are frequently analogized as constituting "traps for the unwary," and patent law seems to have more than its share of minutiae that fall within that characterization. The equitable principle of...more

Foley & Lardner LLP

What "Reasonably" Could Have Been Raised in an Inter Partes Review?

Foley & Lardner LLP on

Since their introduction, inter partes review (“IPR”) proceedings have had a close association with district court litigation. Indeed, litigation defendants are often the petitioners who initiate IPR proceedings. Therefore,...more

Seyfarth Shaw LLP

Court Allows EEOC’s Discrimination Suit Over Religious Garb To Proceed To Jury

Seyfarth Shaw LLP on

In an order recently issued in EEOC v Jetstream Ground Services, Inc., Case No. 13-CV-02340 (D. Colo. Sept. 29, 2015), Judge Christine Arguello of the U.S. District Court for the District of Colorado ruled that the EEOC had...more

Proskauer - New England IP Blog

Plaintiff Avoids Headache of Having Its Thermometer Patent Invalidated at Summary Judgment

In a recent District of Massachusetts case, a defendant attempted to use the crucible of summary judgment to invalidate the plaintiff’s body temperature detection patents. But, as shown in the Court’s ruling, sometimes that...more

Proskauer - Insurance Recovery & Counseling

Seventh Circuit Issues Stern Warning For Insurers That Reject Their Duty to Defend

The first line of the Seventh Circuit’s opinion says it all: “This case provides a warning for insurance companies who refuse to defend their insureds.” As the court’s admonishment suggests, insurers that improperly refuse to...more

Carlton Fields

Pennsylvania Court Denies Motion For Summary Judgment Over Facultative Reinsurance Certificates

Carlton Fields on

The Court of Common Pleas of Philadelphia County denied defendant OneBeacon Insurance Company’s (“OneBeacon”) motion for summary judgment against plaintiffs Century Indemnity Company (“Century”) and Pacific Employers...more

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