On April 29, 2019, Pfizer answered Genentech’s complaint alleging infringement of 22 patents based on Pfizer’s submission of an aBLA seeking U.S. FDA approval of a biosimilar of Avastin® (bevacizumab). In its answer, Pfizer denied Genentech’s allegations of patent infringement and violations of the BPCIA’s patent dance procedures. Pfizer also…
On April 5, 2019, Genentech filed patent infringement and declaratory judgment complaint against Pfizer in the District of Delaware in response to Pfizer’s submission of an aBLA seeking U.S. FDA approval of a biosimilar of Avastin® (bevacizumab). In the complaint, Genentech alleges infringement of 22 patents, out of a total…
As we previously reported, Pfizer recently filed a notice that it will not participate in the appeal of the final written decision of IPR2017-01168, which found all claims of U.S. Patent No. 8,821,873 unpatentable. The ‘873 patent is directed to a method of treating lymphoma with anti-CD20 antibodies. On March…
Today, Pfizer filed a notice that it will not participate in the appeal of the final written decision of IPR2017-01168, which found all claims of U.S. Patent No. 8,821,873 unpatentable. The ‘873 patent is directed to a method of treating lymphoma with anti-CD20 antibodies. Yesterday, Pfizer and Biogen filed a joint…
Yesterday, the U.S. FDA approved Pfizer’s Trazimera™ (trastuzumab-qyyp), a biosimilar of Genentech’s Herceptin®, for the treatment of HER2-overexpressing breast cancer and HER2-overexpressing metastatic gastric or gastroesophageal junction adenocarcinoma. These indications are the same as those for which the reference product is approved. Trazimera™ is the fourth trastuzumab biosimilar, and the…
Pfizer announced today that the European Commission has approved its Avastin® (bevacizumab) biosimilar ZIRABEV™ for the treatment of metastatic carcinoma of the colon or rectum, metastatic breast cancer, unresectable advanced, metastatic or recurrent non-small cell lung cancer (NSCLC), advanced and/or metastatic renal cell cancer and persistent, recurrent or metastatic carcinoma…
Earlier this month, it was reported by the Regulatory Affairs Professional Society (RAPs) that Pfizer has terminated five biosimilar projects in preclinical development. According RAPs, Pfizer’s Director of Global Media Relations, Thomas Biegi, said that resources from these programs would be reallocated “to late stage programs across Pfizer’s other key…
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…
Today, AbbVie and Pfizer announced that they reached a global resolution of all intellectual property-related litigation concerning Pfizer’s proposed biosimilar adalimumab. According to the press releases, AbbVie has granted Pfizer a non-exclusive license to AbbVie’s intellectual property relating to adalimumab in the United States and other countries. All litigation pending between the parties…
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…