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Federal Circuit Clarifies Scope and Timing of Collateral Estoppel for Claims Under IPR

In a recent opinion, the Federal Circuit added several new wrinkles to amendment practice in inter partes review proceedings. The court affirmed the Patent Trial and Appeal Board’s determination that most of the original...more

Federal Circuit Confirms Boundaries of Fee Recovery Under 35 USC § 285

In Dragon Intellectual Property LLC v. DISH Network LLC, the US Court of Appeals for the Federal Circuit addressed an “exceptional” set of circumstances concerning the recovery of attorney fees in district court litigation...more

Time’s Up? PTAB's Jurisdiction to Issue Post-Statutory Deadline Final Written Decision

The US Court of Appeals for the Federal Circuit in Purdue Pharma L.P. v. Collegium Pharm. Inc. addressed a unique situation in November 2023 whereby the Patent Trial and Appeal Board failed to issue its Final Written Decision...more

USPTO Unleashes Wave of PTAB Rule Proposals

The US Patent and Trademark Office (USPTO) published an Advance Notice of Proposed Rulemaking (ANPRM) on April 20 seeking comments on proposed changes to America Invents Act trial proceedings before the Patent Trial and...more

Federal Circuit Clarifies IPR Estoppel Burden

A recent Federal Circuit opinion clarified that patent owners carry the burden of proving that inter partes review (IPR) estoppel applies to invalidity grounds not included in their IPR petitions. The Federal Circuit also...more

USPTO Director Vidal: Decision on Treatment of Multiple Dependent Claims Is Precedential

US Patent and Trademark Office (USPTO) Director Katherine K. Vidal recently designated as precedential a decision by the Patent Trial and Appeal Board (PTAB or Board) in IPR2020-01234, which granted rehearing and modified the...more

USPTO Director Designates Precedential Decision on Conclusory Expert Declarations

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

Federal Circuit: Only Minimal Evidence Needed to Satisfy Corroboration Requirement in Priority Contests

The US Court of Appeals for the Federal Circuit recently held that the Patent Trial and Appeal Board correctly considered evidence of multiple witnesses to be sufficient in corroborating actual reduction to practice when...more

What’s Driving the Future of Asia’s Tech Scene: Key Trends and Regulatory Updates

Heading into 2023, Asia’s tech scene is well-positioned for strong growth potential. As with any industry where advancement and innovation are outpacing regulation, the complex landscape can be difficult for businesses to...more

PTAB Digest 2021/2022: The Latest Trends and Developments in Post-Grant Proceedings

The PTAB Digest 2021/2022 provides an overview of PTAB statistics, trends, and updates that impact strategies and business decisions for patent owners and petitioners alike. Significant developments included the...more

PTAB Considers Interim Fintiv Guidance in Refusing to Exercise Discretion to Deny Institution

The Patent Trial and Appeal Board recently granted the institution of an inter partes review in Samsung Electronics Co. v. Staton Techiya, LLC, despite the existence of a parallel proceeding in the US District Court for the...more

USPTO Director Clarifies PTAB’s Application of Fintiv to Limit Discretionary Denials

The USPTO has issued interim procedures curbing the PTAB’s discretionary denials over post-grant proceedings associated with parallel ITC proceedings or district court litigation. ...more

DraftKings Persuades PTAB to Invalidate Competitor’s Mobile Gambling Patent

The Patent Trial and Appeal Board found in a recent inter partes review—DraftKings Inc. v. Interactive Games LLC—that DraftKings’ proposed combination of prior art would have been obvious when Interactive Games’ mobile...more

Federal Circuit: PTO Director Decisions Vacating Ex Parte Reexamination for Estoppel Subject to Judicial Review

In Alarm.com Inc. v. Hirshfeld, the US Court of Appeals for the Federal Circuit ruled that decisions by the US Patent and Trademark Office Director vacating ex parte reexamination based on estoppel may be subject to judicial...more

USPTO Introduces Pilot Program to Defer Response to Subject Matter Eligibility Rejections

The US Patent and Trademark Office is implementing a pilot program to allow participating applicants to defer responding to subject matter eligibility rejections until the earlier of a final disposition of the application, or...more

PTAB Emphasizes Expert Availability and Clarifies Fintiv Inquiry for Prior District Court Cases

The US Patent Trial and Appeal Board on December 23, 2021, instituted an inter partes review even though an unrelated party had already unsuccessfully challenged the validity of the patent in district court. In the decision...more

Federal Circuit: PTAB’s Determination of Real Party in Interest Is Barred from Review

In a recent opinion in ESIP Series 2, LLC v. Puzhen Life USA, LLC, the US Court of Appeals for the Federal Circuit determined that 35 USC 314(d), which bars appellate review of US Patent and Trademark Office decisions to...more

IPR Time Barred After Counsel Uploads Incorrect Document in Place of Petition

The decision by the Patent Trial and Appeal Board illustrates the dangers in waiting until the last day of the one-year statutory bar to file a petition, and the importance of double checking the filed documents on the PTAB’s...more

US Federal Circuit Clarifies Venue Law in Three Ways

In a welcome ruling for internet companies undergoing patent infringement suits, the US Court of Appeals for the Federal Circuit weighed in regarding what it means to have a “regular and established place of business” under...more

Administrative Patent Judges Are Safe for Now, but Will Scores of PTAB Decisions Get a Do-Over?

The US Court of Appeals for the Federal Circuit recently held that the statutory scheme governing the administrative patent judges of the Patent Trial and Appeal Board is in violation of the Appointments Clause of the US...more

Federal Circuit Reverses Rule 12(b)(6) Dismissal on Section 101 Grounds Due to Factual Allegations

The decision of the US Court of Appeals for the Federal Circuit in Aatrix Software, Inc. v. Green Shades Software, Inc. clarified that although Section 101 of the US Patent Act is ultimately a question of law, it may involve...more

PTAB Warns Petitioners That Follow-On Petitions Will Face Additional Scrutiny

A recent expanded panel decision, which lists factors the PTAB will use in exercising its discretion to institute serial IPR petitions, is afforded an “informative” designation....more

Transfer of Patents to Tribe May Preclude PTAB Scrutiny

Sovereign immunity is being invoked in an effort to halt inter partes reviews. In two separate opinions earlier this year, the Patent Trial and Appeal Board (PTAB) held that an inter partes review (IPR) proceeding is a...more

Federal Circuit Gives PTAB Free Hand on Claim Construction

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

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