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3 Key Takeaways | Third party Prior Art Submissions at USPTO
Conflicting Application in China’s Patent System
Patent Right Evaluation Report in China’s Patent System
Stages of Patent Invalidation Proceedings
The Patent Process | Interview with Patent Attorney, Robert Greenspoon
Secondary Considerations of Non-Obviousness - Patents: Post-Grant Podcast
Nonpublication Requests For Patent Applications: Disadvantages
Podcast: IP Life Sciences Landscape: Aiding Orange and Purple Book Patent Owners in Developing PTAB Survival Skills
Is The Deck Stacked Against Patent Owners In The PTAB?
What the First-to-File Patent Change Means (And What IP Strategists Should Do About It)
In Natera, Inc v. Neogenomics Laboratories, Inc., Appeal No. 24-1324 the Federal Circuit held that preliminary injunction may be valid if a substantial question of invalidity was not raised, even if the asserted patent is...more
As any PTAB practitioner knows, the possibility of being estopped from asserting prior art in district court is a significant risk that must be considered when filing an IPR. Section 315(e)(2) prevents a petitioner, following...more
In GeigTech East Bay v. Lutron Electronics, patent owner GeigTech argued that Lutron should be estopped under 35 U.S.C. § 325(e)(2) from asserting two prior art grounds that it said Lutron could have reasonably raised in its...more
2023 was a busy year at the Patent Trial and Appeal Board, as post-grant practice continued to evolve at a rapid pace. At the United States Patent and Trademark Office, there were big developments in Director Review and...more
Director Jason A. Fitzsimmons and Counsel Richard A. Crudo will present the “Developments in IPR Estoppel” webinar on Tuesday, December 5, 2023, at 1:00 PM ET. The possibility of being estopped from asserting prior art in...more
The Patent Trial and Appeal Board held all challenged claims of IGT’s patent unpatentable as obvious over two prior art patents. Zynga Inc. v. IGT, IPR2022-00199-32. In doing so, the PTAB further held that, contrary to...more
The Federal Circuit has issued an opinion on the burden of proof for establishing estoppel in a case involving an inter partes review (IPR) petition. The case is Ironburg Inventions Ltd. v. Valve Corp....more
Derivation Showing Overcome by Evidence of Respondent’s Prior Conception in Rare Derivation Proceeding - The Board issued a decision in a rare derivation proceeding filed by Global Health Solutions LLC (“Petitioner”)...more
On April 3, in Ironburg Inventions Ltd. v. Valve Corp., the Federal Circuit articulated a standard for applying inter partes review (IPR) estoppel on grounds a petitioner “reasonably could have raised” under 35 U.S.C. §...more
IRONBURG INVENTIONS LTD. v. VALVE CORP. Before Lourie, Clevenger, and Stark. Appeal from the United States District Court for the Western District of Washington. Summary: The patentee has the burden of proving that...more
Speakers will offer updates, case summaries, and analysis of the significant 2022 PTAB guidance, actions, and rulings. Topics include: the Director’s 2022 Fintiv guidance, PTAB discretionary denial, the use of applicant...more
Intuitive filed three IPR petitions, all on the same day, challenging Ethicon’s endoscopic surgical instrument patent. The petitions challenged overlapping claims based on different combinations of prior art references. The...more
Caltech sued Broadcom and Apple for infringement, asserting three of its data transmission patents against Broadcom’s WiFi chips and certain Apple products that incorporate those chips. Apple then filed IPR petitions...more
As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more
In conjunction with the release of the firm's year-in-review report, speakers will offer case summaries and analysis of the significant 2022 appellate rulings discussed in the report. Topics of the featured intellectual...more
Last month, the Federal Circuit’s holding in Google LLC v. Hammond Dev. Int’l, Inc. illustrated the importance of raising a collateral estoppel argument when the opportunity arises. In Google LLC v. Hammond Dev. Int’l, Inc.,...more
Precedential Federal Circuit Opinions - In Re MCDONALD [OPINION] (2021-1697, 8/10/2022) (Newman, Stoll, and Cunningham) - Cunningham, J. The Court affirmed a PTAB decision rejecting reissue claims under 35 U.S.C. §...more
A judge in the District of Delaware has ruled that an estoppel under 35 U.S.C. § 315(e)(2) does not apply to prior-art products, even if those products are “cumulative” of prior-art patents or printed publications that were...more
Expert Testimony Alone Insufficient to Show Examiner's Material Error in Considering Prior Art - In Nespresso USA, Inc. v. K-fee System GmbH, IPR2021-01222, Paper 9, at 25 (PTAB Jan. 18, 2022), the Board denied...more
An ITC Administrative Law Judge (ALJ) recently issued an initial determination holding that PGR estoppel prevented GMG Products LLC (Respondent) from raising two prior-art products in the ITC....more
Ex parte reexaminations have re-emerged as an increasingly important component of patent litigation and licensing negotiations. With the passage of the America Invents Act (“AIA”) and the advent of inter partes reviews...more
[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more
The Federal Circuit recently clarified that the scope of IPR estoppel in district courts includes prior art grounds that were raised or reasonably could have been raised in a petition for inter partes review (IPR), reversing...more
On February 4, 2022, the Federal Circuit clarified that IPR estoppel extends to all claims and invalidity grounds that the petitioner could have reasonably asserted in its IPR petition. ...more
The Eastern District of Texas has rejected a plaintiff’s argument that if a patent owner concedes in an inter partes review (IPR) that a prior art reference discloses all elements of a patent claim, the reference necessarily...more