News & Analysis as of

Estoppel

Washington Bad Faith Law At A Glance

by Sedgwick LLP on

In all insurance matters, all persons owe a duty of good faith, to abstain from deception, to practice honesty and equity, and to preserve inviolate the integrity of insurance. RCW 48.01.030; Appendix A. A cause of action...more

Eastern District of Texas Judge Holds that Statements Made to PTAB Constitute Disclaimer

On September 9, 2017, an Eastern District of Texas magistrate judge issued a report and recommendation holding that a plaintiff was estopped from asserting its patent infringement claims because statements made in response to...more

Global Patent Prosecution Newsletter - September 2017

Worldwide Doctrine of Equivalents and Prosecution History Estoppel - The doctrine of equivalents (DOE) arises in the context of a patent infringement action where the accused product or process does not literally infringe...more

Case Law Suggests Use Of Expert Opinion For Determining IPR Estoppel Of Grounds That Petitioner "Reasonably Could Have Raised"

by Brinks Gilson & Lione on

Under 35 U.S.C. § 315(e), a final written decision in an inter partes review (“IPR”) by the Patent Trial and Appeal Board (“PTAB”) results in estoppel of certain actions by the petitioner. Specifically, under 35 U.S.C. §...more

Another Example of Practical Estoppel in IPR Practice

Earlier this year, the Federal Circuit held that statements made by patentees in an inter partes review (IPR) can constitute prosecution disclaimer. Aylus Networks, Inc. v. Apple Inc., No. 2016-1599 (Fed. Cir. May 11, 2017)....more

Blog: Court of Appeal holds that a failure to exercise a “duty to speak” can form the basis of an estoppel

by Cooley LLP on

In Ted Baker PLC v (1) AXA Insurance UK PLC (2) Fusion Insurance Services Ltd (3) Tokio Marine Europe Insurance Ltd [2017] EWCA Civ 4097 Ted Baker PLC (TB) suffered significant business interruption losses as a result of...more

8 Ways To Avoid Inter Partes Review Estoppel

by Morrison & Foerster LLP on

Inter partes review has become an enormously popular method of challenging patents. One important downside of filing for IPR, however, is that, if the petitioner loses, it faces an estoppel that could prevent it from raising...more

3 Key Takeaways: Navigating the Post-Grant Landscape

Kilpatrick Townsend’s John Alemanni, Allison Dobson, Matthew Holohan, and Wab Kadaba recently presented on navigating the Post-Grant landscape. Here are three key takeaways from their presentation. The STRONG Patents Act...more

District Court Addresses IPR Estoppel of Nonpetitioned Grounds and Appoints Expert to Determine Whether Skilled Artisan Could Have...

In Oil-Dri Corporates of America v. Nestle Purina Petcare Company, the court recently held that a defendant who has filed a parallel inter partes review (IPR) petition is estopped from raising invalidity grounds in the...more

Early Summary Judgment Denied in Stapler Patent Lawsuit

Judge Gorton in the District of Massachusetts recently denied an early summary judgment motion filed in a patent infringement suit, holding the motion to be premature on two grounds. First, a scheduled claim construction...more

Issue Seven: PTAB Trial Tracker

by Goodwin on

Parallel Proceedings - In In re Certain Network Devices and Related Software and Components Thereof, No. 337-TA-935, the U.S. International Trade Commission (“ITC”) had issued a limited exclusion order (“LEO”) and a cease...more

District Court Finds Estoppel for Non-Petitioned Grounds but not for Dicta

by Jones Day on

Since the Federal Circuit’s decision in Shaw Indus. Grp., Inc. Automated Creel Sys., Inc., 817 F.3d 1293 (Fed. Cir. 2016), district courts have been finding no estoppel in court proceedings for invalidity positions that were...more

Is the Pendulum About to Swing Back?

In 2012, the American Invents Act created Inter Partes review (“IPR”) and related proceedings that allowed parties to request that the Patent Office institute a trial to determine the patentability of issued claims. Over the...more

IP litigation in Canada: 10 reasons to litigate north of the border

by DLA Piper on

Although Canada is globally recognized for maple syrup, hockey and universal healthcare, it is also a standard bearer in the area of IP litigation. Businesses should consider litigating in Canada as part of their global...more

Building seawall erodes homeowners' rights to challenge conditions

by Thompson Coburn LLP on

The California Supreme Court recently held that you can’t have your cake and eat it, too. Two adjacent homeowners, with oceanfront properties in Encinitas, California, live on a coastal bluff that “cascades steeply down to...more

Defence & Indemnity - June 2017 : Insurance Issues B. Stairs v. CFM Corp., 2017 NBCA 8 [4226]

by Field Law on

I. INSURANCE ISSUES B. In Alberta an insured’s settlement with a third party which releases the third party does not preclude the insured’s insurer from pursuing a subrogated claim against the third party. Elsewhere in...more

The STRONGER Patents Act: Swinging the Pendulum in Favor of Patent Owners

by Bass, Berry & Sims PLC on

While the House Judiciary Committee conducts hearings today on "The Impact of Bad Patents on American Businesses," a movement is afoot in the Senate to revitalize the U.S. patent system. On June 21, 2017, a bipartisan group...more

Federal Circuit Review - June 2017

by Knobbe Martens on

Inter Partes Reexamination Estoppel Attaches On Claim-by-Claim Basis for New Requests and Pending Proceedings - In In re Affinity Labs Of Texas, LLC, Appeal Nos. 2016-1092, 2016-1172, the Federal Circuit held that the...more

A Refresher on Re-Examination Estoppel

by McDermott Will & Emery on

Addressing the pre-AIA estoppel provision of 35 USC § 317(b), the US Court of Appeals for the Federal Circuit affirmed a Patent Trial and Appeal Board (PTAB) decision not to terminate all pending re-examinations of a patent...more

Issue Six: PTAB Trial Tracker

by Goodwin on

Supreme Court Grants Certiorari to Decide Whether IPRs Are Constitutional - The Supreme Court has granted certiorari to answer the following question: Whether inter partes review – an adversarial process used by the...more

Senate’s STRONGER Patents Act Aims to Address Key PTAB Patent Owner Woes

by Jones Day on

On June 21, Senators Chris Coons (D-Del), Tom Cotton (R-Ark), Dick Durbin (D-Ill), and Mazie Hironoa (D-Hawaii) introduced the “Support Technology & Research for Our Nation’s Growth and Economic Resilience Patents Act of...more

Intellectual Property Newsletter - June 2017

by Shearman & Sterling LLP on

Shearman & Sterling’s IP litigation team has published its quarterly newsletter. The newsletter covers a wide range of current IP topics: the Supreme Court’s TC Heartland patent-venue decision, the constitutionality of inter...more

New HOA Estoppel Requirements Signed into Law

Title insurance companies and closing agents handling transactions involving homeowners’ and condominium associations have long been frustrated by the timing and cost associated with obtaining estoppel letters from these...more

Client Alert Update: Community Associations’ Estoppel Certificates

On June 14, 2017, Governor Scott signed Senate Bill 398, enacting it into law. The law, which goes into effect on July 1, 2017, amends sections 718.116, 720.30851, and 719.108, Florida Statutes, regarding condominium,...more

Estoppel in CBMR is Both Reviewable and Determined on a Claim by Claim Basis

In Credit Acceptance Corp. v. Westlake Services, [2016-2001](June 9, 2017), the Federal Circuit affirmed the PTAB decision that Westlake was not estopped to bring a Covered Business Method Review challenge to U.S. Patent No....more

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