As we previously reported, Celltrion filed three petitions seeking inter partes review (“IPR”) of two patents related to Genentech and Biogen’s Rituxan® (rituximab).  Celltrion filed two petitions seeking review of U.S. Patent No. 7,682,612 (“the ʼ612 patent”) and one petition seeking review of U.S. Patent No. 8,206,711 (“the ʼ711 patent”).  The PTAB has now reached

Last week, Pfizer, Inc. (“Pfizer”) filed two petitions for inter partes review (“IPR”) of two patents related to Genentech and Biogen’s Rituxan® (rituximab).  One petition challenges all but two claims of U.S. Patent No. 7,682,612 (“the ʼ612 patent”), and has been assigned IPR2017-02126.  The other petition seeks review of all nine claims of U.S. Patent

Biologic drugs are quickly reshaping the pharmaceutical landscape as they dominate the drug market in annual sales revenue.  Abbvie’s Humira® (adalimumab) rocketed to the best-selling drug in the world with sales generating over $16 billion USD in 2016. The top biologic drugs are all driving revenues well beyond the $1 billion sales revenue demarcation that

Celltrion announced last week that its Biologics License Application (“BLA”) for CT-P10, a biosimilar to Biogen and Genentech’s Rituxan® (rituximab), has been accepted for review by the Food and Drug Administration (“FDA”).  The FDA is expected to act on the application in the first quarter of 2018.

Rituximab is an anti-CD20 monoclonal antibody approved for

On June 19, 2017, the European Commission (EC) approved Sandoz’s Rixathon® (rituximab), a biosimilar to Roche/Genentech’s Rituxan®/Mabthera®.  The approval follows the positive recommendation by the Committee for Medicinal Products for Human Use (“CHMP”) issued two months ago.

Rituximab is an anti-CD20 monoclonal antibody approved for the treatment of non-Hodgkin’s lymphoma (follicular lymphoma and diffuse large

Over the last two weeks, Pfizer, Inc. (“Pfizer”) has filed petitions for inter partes review (“IPR”) of three additional patents related to Biogen and Genentech’s Rituxan® (rituximab) at the Patent Trial and Appeal Board (“PTAB”).  The proceedings are: IPR2017-01166, filed on April 21, 2017, regarding U.S. Patent No. 8,329,172 (“the ’172 patent”); IPR2017-1167, filed on

Celltrion announced last week that it has submitted an application for approval of Herzuma, its proposed trastuzumab biosimilar (CT-P6), in Japan.  Trastuzumab is a monoclonal antibody indicated for the treatment of patients with metastactic breast cancer whose tumors overexpress the HER2 protein and who have received one or more chemotherapy regimens.  Celltrion’s Herzuma (trastuzumab) is

On March 31, 2017, Celltrion, Inc. (“Celltrion”) filed three new petition for inter partes review (“IPR”) of two additional patents related to Genentech and Biogen’s Rituxan® (rituximab).  Two of the petitions challenge claims of U.S. Patent No. 7,682,612 (“the ’612 patent”) and the other seeks review of all nine claims of U.S. Patent No.8,206,711 (“the

Pfizer, Inc. (“Pfizer”) filed a new petition with the Patent Trial and Appeal Board (“PTAB”) on March 24, 2017, for inter partes review (“IPR”) of U.S. Patent No. 7,820,161 (“the ’161 patent”) related to Biogen’s and Genentech’s Rituxan® (rituximab).  The challenged claims of the ’161 patent are directed to a method for treating rheumatoid arthritis

Celltrion, Inc. (“Celltrion”) filed three new petitions with the Patent Trial and Appeal Board (“PTAB”) on March 15, 2017 for inter partes review (“IPR”) of Biogen’s U.S. Patent Nos. 8,329,172 (“the ’172 patent”), 8,557,244 (“the ’244 patent”), and 9,296,821 (“the ’821 patent”) related to rituximab.

Rituximab is an anti-CD20 monoclonal antibody approved for the treatment