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Declaration sans oath - No harm, no foul

In a decision today, the Federal Circuit excused the lack of an oath with a declaration, finding no prejudice resulted. Case No. 2022-2133. Liquidia Technologies filed an IPR petition challenging claims of United Therapeutics...more

It's Not Always Obvious: A Successful Showing of Substantial Evidence Before the Federal Circuit

Volvo Penta of the Americas, LLC v. Brunswick Corporation (2022-1765, Decided August 24, 2023) - Patent litigators are well aware of the challenges of overcoming the substantial evidence standard on appeal from an adverse...more

When Are Post-AIA Prior Art Patents Effectively Filed?

Today, the Director of the U.S. Patent Office designated the final written decision in Penumbra, Inc. v. RapidPulse, Inc., IPR2021-01466, Paper 34 (March 10, 2023) precedential as to section II.E.3. In that section, the Board...more

Replies in Inter Partes Review – How Far is Too Far?

Parties in inter partes review proceedings often dispute whether a reply to a patent owner response is truly responsive or instead an attempt to introduce new arguments that are not reasonably tied to those set out in the...more

Alert: PTAB IPR Replies – How far is too far?

Today, in a precedential decision, the Federal Circuit provided guidance regarding the acceptable breadth of a Reply in an inter partes review proceeding. Rembrandt Diagnostics, LP v. Alere, Inc., Case. No. 21-1796 (Aug. 11,...more

PTAB Alert: Estoppel and the “Skilled Searcher” Standard

Yesterday, in Ironburg Inventions Ltd. v. Valve Corp., Case No. 21-2296 (Fed. Cir. Apr. 3, 2023), the Federal Circuit held that for estoppel to apply under 35 U.S.C. § 315(e)(2), a patent holder must prove, by a preponderance...more

PTAB Update – Limits on the Scope of Proposed Claim Amendments

A Patent Owner in an inter partes review may amend the claims by motion, but the motion “may be denied” if the amendment does not respond to a ground of unpatentability or attempts to broaden the claim.  37 C.F.R. § 42.121....more

Federal Circuit Confirms that AAPA May Not Form the Basis of a Ground in an IPR

In a precedential opinion issued this week, the Federal Circuit held that Applicant Admitted Prior Art (“AAPA”) does not constitute “prior art consisting of patents or printed publications” under 35 U.S.C. § 311(b) and thus...more

The Supreme Court Issues its Arthrex Opinion

Today, in an opinion by Chief Justice Roberts, the Supreme court issued its opinion in U.S. v. Arthrex, Inc., vacating the Federal Circuit's opinion in Arthrex v. Smith and Nephew. The Court agreed with the Federal Circuit...more

Partial Waiver of District Court Invalidity Challenges not Sufficient to Prevent Denial of IPR Institution

The PTAB’s precedential Fintiv decision (Apple v. Fintiv, Inc, IPR2020-00019) held that the PTAB could deny institution of an IPR, even within the one year statutory bar, if (1) district court litigation has progressed...more

Limiting the Use of Applicant Admitted Prior Art

Today, the USPTO issued a memorandum providing guidance on the use of Applicant Admitted Prior Art (“AAPA”). The guidance limits the use of AAPA, stating “admissions by the applicant in the specification of the challenged...more

Fallout from the Fintiv Precedential Decision

On May 5th, the Board designated an order regarding discretionary denial precedential. Apple v. Fintiv, Inc, IPR2020-00019, Paper 11 (P.T.A.B. Mar. 20, 2020) (precedential). In the two months since that designation, more than...more

The Supreme Court Holds Time-Bar Decisions are Not Appealable

In a 7-2 decision by Justice Ginsburg, the Supreme Court held today that §314(d)’s bar on judicial review of the agency’s decision to institute inter partes review precluded appeal of the PTAB's application of §315(b)’s time...more

The Challenge of Proving Publication at the PTAB

In December of last year, in the precedential Hulu case, the PTAB found that for purposes of institution under 35 U.S.C. § 311(b), a petitioner must show a reasonable likelihood that an asserted reference qualifies as a...more

Appointment of PTAB Judges Unconstitutional per Federal Circuit

On Halloween, the Federal Circuit held that the appointment of PTAB judges was unconstitutional, and struck down a provision of the Patent Act that made it difficult to remove PTAB judges. Their solution was limited to...more

Does Chevron deference apply to PTAB Precedential Opinion Panel decisions?

In an August 12, 2019 order, the Federal Circuit asked the government what deference, if any, should the court give PTAB Precedential Opinion Panel ("POP") decisions. Facebook, Inc. v. Windy City Innovations, LLC (Fed. Cir....more

5 Key Takeaways - PTAB Trials Insights and Strategies-Leveraging Recent Development at the PTAB

Kilpatrick Townsend partners John Alemanni, Tina McKeon, and Wab Kadaba recently presented to clients on the topic of “PTAB Trials Insights & Strategies – Leveraging Recent Developments at the PTAB” at the annual Kilpatrick...more

PTAB Issues 2nd Update to Trial Practice Guide—Access the Complete Trial Practice Guide, including all revisions to date, here!

Yesterday (July 15th), the PTAB published a second update to its Trial Practice Guide. This second update is twice as long as the August 2018 update and relies extensively on the many recently-designated precedential and...more

The PTABs Discretionary Denial of Concurrently Filed Petitions

On May 20, 2019, the PTAB exercised its discretion under 35 U.S.C. § 314 and denied one of two related petitions filed on the same day by a petitioner challenging the same patent. Comcast Cable Communications LLC v. Rovi...more

6 Key Takeaways: Post Grant Proceedings: Recent Developments & Precedential Proceedings

Kilpatrick Townsend Partners John Alemanni, Wab Kadaba, and Tina McKeon recently presented on the latest developments and precedential proceedings regarding post grant proceedings. ...more

The One-Year Bar Applies Even After a Voluntary Dismissal without Prejudice

The Federal Circuit issued an en banc decision in Click-to-Call Technologies, LP v. Ingenio, Inc, Yellow Pages.com, LLC (Case No. 2015-1242), finding that a voluntary dismissal without prejudice of a lawsuit does not reset...more

Tribal Immunity Cannot Shield Patents from IPR

The Federal Circuit determined in an opinion last week that tribal sovereign immunity does not apply in an inter partes review (IPR) challenge to patent validity. Saint Regis Mohawk Tribe v. Mylan Pharmaceuticals Inc. (July...more

Consider Estoppel Before Proceeding on Newly-Instituted Grounds Post-SAS

In SAS Institute Inc. v. Iancu, 138 S. Ct. 1348 (2018), the Supreme Court held that an IPR final written decision must address every challenged claim. The PTAB responded by issuing amended Institution Decisions, adding all...more

Are PTAB Non-Institution Decisions Based on Indefiniteness Defensible post-SAS?

The PTAB has declined to institute proceedings on challenged claims on the basis that one or more of the challenged claims is indefinite. See, e.g., IPR2015-00662, IPR2013-00036. While this may seem like a positive outcome...more

Exercising Care in Selecting Grounds is Even More Crucial Post-SAS

Petitioners are best served by pursuing a limited number of grounds based on the best prior art they can find. This is due in large measure to (1) the limited space Petitioner has to make its arguments, and (2) estoppel based...more

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