On December 14, 2018, Prestige Biopharma (“Prestige”) announced a partnership with Cipla Ltd. (“Cipla”) for Prestige’s HD201, a proposed trastuzumab biosimilar of Roche’s Herceptin®. Prestige’s HD201 is in Phase-3 clinical development for the treatment of patients with HER2-overexpressing breast cancer. According to the press release, under the agreement, Cipla will…
Today, the FDA approved Celltrion’s Herzuma (trastuzumab-pkrb), a biosimilar that references Genentech’s Herceptin (trastuzumab), for the treatment of patients with HER2-overexpressing breast cancer, in accordance with the FDA-approved label. Celltrion’s product is the subject of ongoing BPCIA litigation, pending before the District of Delaware. This marks the seventh biosimilar the FDA has approved…
As we have reported, over the course of the past thirteen months Plaintiffs Genentech, Inc. and City of Hope sued each of Pfizer, Celltrion and Teva, Amgen and Samsung Bioepis in the District of Delaware for patent infringement under the BPCIA based on their submissions of aBLAs seeking FDA approval…
Over the past month, several drug developers announced updates regarding their biosimilar programs. Below are some highlights, in addition to the many biosimilar developments on which we have already reported: Today, December 3, 2018, Celltrion announced that the European Medicines Agency (EMA) has accepted Celltrion’s Extension Marketing Authorisation Application for…
Below is a summary of recent updates in biosimilar-related proceedings before the Patent Trial and Appeal Board of the United States Patent and Trademark Office. Trastuzumab: Last month, the Board issued two Final Written Decisions in IPRs of U.S. Patent No. 7,892,549, which is directed to methods for the treatment…
On October 25, 2018, the U.S. Attorney for the Northern District of California filed an indictment against four individuals (three of whom were former Genentech employees) alleging theft of trade secrets, computer fraud and abuse, and other crimes. The indictment alleges that the defendants stole trade secrets related to Genentech’s products…
Last week, NeuClone Ltd. announced it commenced its Phase I clinical trial for its biosimilar Herceptin® (trastuzumab). According to NeuClone, the Phase I trial is a single-dose, randomized, three-arm double blind study of over 100 healthy volunteers, conducted under the Australian Clinical Trial Notification (CTN) scheme. According to NeuClone, “[t]his…
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 those two patents, Genentech appealed and challenged the constitutionality of subjecting patents that issued before the America Invents Act (AIA) was enacted in 2011…
As we previously reported, Pfizer filed a petition for IPR of certain claims of Hoffman-La Roche’s U.S. Patent No. 8,314,225 (IPR2018-01219). According to the petition, the challenged claims “purport to claim nucleic acid sequences that encode the C-terminal part of a human immunoglobulin heavy chain and a method for improving the expression…
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 challenged claims of U.S. Patent Nos. 7,622,115 and 7,807,799, respectively, were unpatentable in view of the prior art….