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Patents Genentech Inter Partes Review (IPR) Proceeding

Venable LLP

The First Biosimilar Disputes at the Unified Patent Court (UPC)

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As the era of biologics and biosimilar litigations heats up in the United States, Europe’s Unified Patent Court (UPC) is also taking center stage with the first two biosimilar disputes filed in March and April....more

Goodwin

Genentech and Partners Voluntarily Dismiss IPR Appeals Related to Genentech’s ACTEMRA® (Tocilizumab)

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​​​​​​​On February 12, 2024, Chugai, Genentech, and Hoffmann-La Roche filed a motion for voluntary dismissal of their appeals of the PTAB’s Final Written Decisions in IPR2022-00578 and IPR2022-00579. The appeals concerned...more

Goodwin

PTAB Grants Petitioner Celltrion’s Motion To Submit Supplemental Information in Tocilizumab IPR

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​​​​​​​The U.S. Patent Trials & Appeals Board (Board) recently issued an Order granting Celltrion’s motion to submit supplemental information in its IPR (2022-00578) against U.S. Pat. No. 8,580,264, owned by Chugai Seiyaku...more

Goodwin

PTAB Institutes Another IPR on a Tocilizumab Patent Challenged by Fresenius

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On March 3, 2022, the PTAB instituted another inter partes review of U.S. Patent Nos. 8,580,264 (“the ’264 patent”), owned by Chugai and Roche. Fresenius filed a petition for inter partes review of the ‘264 patent,...more

McDonnell Boehnen Hulbert & Berghoff LLP

Genentech, Inc. v. Iancu (Fed. Cir. 2020)

The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) claim construction (and inter partes review (IPR) decision invalidating claims for obviousness) in it recent Genentech, Inc. v. Iancu decision, and also...more

McDonnell Boehnen Hulbert & Berghoff LLP

Genentech, Inc. v. Hospira, Inc. (Fed. Cir. 2020)

Last week, the Federal Circuit affirmed invalidation of claims to methods for reducing Protein A leaching in affinity column chromatographic methods important inter alia in purifying monoclonal antibodies, in Genentech, Inc....more

Goodwin

Federal Circuit Affirms Biosimilar-Related IPR Appeals; Bevacizumab Injunction Appeal Progresses

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Below we provide an update on some recent developments from this and recent weeks in biosimilar-related cases on appeal before the Federal Circuit. Genentech v. Hospira & U.S., Fed. Cir. Case No. 18-1933 – protein...more

Kramer Levin Naftalis & Frankel LLP

Biosimilars in 2020: What’s Ahead

The Biologics Price Competition and Innovation Act of 2009 (BPCIA) was passed as part of health reform signed into law by President Obama in March 2010. This year, the BPCIA turns 10. While the U.S. Biosimilars Pathway has...more

Goodwin

Biosimilar Appellate Roundup: Upcoming Oral Arguments and Decisions

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On December 6, 2019, the Federal Circuit will hear oral argument in a rituximab-related appeal by Biogen.  The appeal stems from a final written decision of the Patent Trial and Appeal Board (PTAB) in an inter partes review...more

Goodwin

United States Intervenes in Genentech Constitutional Challenge

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We have covered Pfizer’s development of biosimilars of Genentech’s Avastin® (bevacizumab) and Herceptin® (trastuzumab) and its related IPR filings IPR2016-01771 and IPR2016-01837. Following written decisions invalidating...more

Troutman Pepper

Attorney General’s Office May Weigh In on Constitutionality of IPRs involving Pre-AIA Patents

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The 2011 America Invents Act (AIA) provided a variety of new ways to administratively challenge patents, including the now widely used inter partes review (“IPR”) procedure. In two recent appeals of IPR decisions, Genentech...more

Goodwin

Federal Circuit Solicits U.S. Attorney General’s Views on Constitutionality of Subjecting Pre-AIA Patents to Inter Partes Review

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Genentech recently submitted two opening appellate briefs to the Federal Circuit in connection with its appeals from the Board’s final written decisions in Hospira’s IPRs, IPR2016-01771 and IPR2016-01837, which found that the...more

Goodwin

Biosimilar-Related Appeals Pending before the Federal Circuit

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There are presently seven biosimilar-related appeals pending before the Federal Circuit. Two of those appeals, Amgen v. Sandoz (Case No. 18-1551) and Amgen v. Coherus (Case No. 18-1993), are from district court judgments in...more

Goodwin

Rituximab and Adalimumab IPR Updates

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On November 11, 2017, Pfizer, Inc. filed a petition for inter partes review (IPR) of Biogen and Genentech’s US Patent No. 8,545,843, which relates to a method of treating vasculitis with rituximab. (IPR2018-00086.) On May 31,...more

Knobbe Martens

PTAB holds Genentech’s antibody purification method claims unpatentable as anticipated and obvious

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The PTAB held that all of Genentech’s challenged antibody purification claims were unpatentable as being anticipated, obvious, or both, in an IPR filed by Hospira and Pfizer, Hospira, Inc., v. Genentech, Inc., IPR2016-01837,...more

Goodwin

Trastuzumab IPR Updates

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Last month, the PTAB issued decisions on two petitions, IPR2017-02063 and IPR2018-00016, filed by Pfizer against one of Genentech’s Herceptin® (trastuzumab) patents, U.S. Patent No. 7,846,441 (“the ‘441 patent”). The ‘441...more

Goodwin

IPR Updates

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Below are recent updates in biosimilar-related IPR proceedings: GENERAL BIOLOGICS PATENTS - On December 1, 2017, the Board granted institution of four IPRs on Celltrion’s petitions (IPR2017-01373 and IPR2017-01374) and...more

Fish & Richardson

The Herceptin® Battle Moves into the District Court

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On November 17, 2017, Genentech filed suit against Pfizer in the District of Delaware, alleging that Pfizer’s biosimilar of Herceptin® infringes forty Genentech patents covering Herceptin® and its methods of use and...more

Goodwin

IPR Updates

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The PTAB remains a busy venue for biologics patents. Here are some IPR updates from the weeks since our last IPR update...more

Goodwin

Samsung Files Petition for IPR on Genentech Carter Patent

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Last Friday, Samsung Bioepis filed IPR2017-02139 and IPR2017-02140, directed to Genentech’s U.S. Patent No. 6,407,213. According to the petitions, the ’213 patent claims are directed to “humanized antibodies with non-human...more

Goodwin

Recent IPR Updates

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The PTAB has been a busy place for biologics patents in the past few weeks. Here are some of the highlights...more

Goodwin

Samsung Bioepis Files for Joinder With Hospira Petitions Against Genentech Patents

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Samsung Bioepis has filed three petitions for IPR challenging Genentech patents related to the use of Herceptin® (trastuzumab): IPR2017-01958, challenging U.S. Patent 6,627,196; IPR2017-01959 challenging U.S. Patent...more

Knobbe Martens

Hospira Finds Mixed Results in Instituting IPRs Against Genentech Patents for Herceptin®

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Hospira (owned by Pfizer) filed five IPR petitions against Genentech patents that Genentech asserted were directed to Herpceptin® (trastuzumab). The PTAB has now instituted IPRs in three of the five petitions and denied the...more

Jones Day

Genentech to Defend 3 of 4 Herceptin® Patents Challenged by Hospira

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At least 19 IPRs have been filed against seven of Genentech’s patents covering its blockbuster antibody drug Herceptin® (trastuzumab). On July 27, 2017, the PTAB instituted IPRs filed by Hospira, Inc. (a subsidiary of Pfizer)...more

Goodwin

Board Grants Hospira Mixed Results on its Five Petitions for IPR of Genentech’s Trastuzumab Patents

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The Board granted Hospira a mixed result in its numerous challenges to Genentech’s patents directed to different aspects of Genentech’s trastuzumab product: ...more

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