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22 October 2020AmericasRory O'Neill

Seagen targets Daiichi in cancer drug suit

US biotechnology company Seagen has accused Japanese pharmaceutical company Daiichi Sankyo of infringing patents with a recently-approved breast cancer drug.

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Daiichi and AstraZeneca fight back in cancer drug dispute with Seagen
18 November 2020   Daiichi Sankyo and AstraZeneca have asked the US District Court for the District of Delaware for a declaration that their breast cancer treatment does not infringe a chemotherapy patent owned by biotechnology company Seagen.
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PTAB grants review of Seagen patent on eve of court’s infringement ruling
11 April 2022   The US Patent Trial and Appeal Board has agreed to review claims of a Seagen patent that Daiichi Sankyo was found to have infringed with its Enhertu breast cancer treatment.


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More on this story

Americas
Daiichi and AstraZeneca fight back in cancer drug dispute with Seagen
18 November 2020   Daiichi Sankyo and AstraZeneca have asked the US District Court for the District of Delaware for a declaration that their breast cancer treatment does not infringe a chemotherapy patent owned by biotechnology company Seagen.
Americas
Pyxis secures ADC licence from Pfizer
22 March 2021   Massachusetts-based biotechnology start-up Pyxis Oncology has secured a licensing deal with Pfizer for two of the pharmaceutical giant’s antibody-drug conjugates.
Big Pharma
PTAB grants review of Seagen patent on eve of court’s infringement ruling
11 April 2022   The US Patent Trial and Appeal Board has agreed to review claims of a Seagen patent that Daiichi Sankyo was found to have infringed with its Enhertu breast cancer treatment.

More on this story

Americas
Daiichi and AstraZeneca fight back in cancer drug dispute with Seagen
18 November 2020   Daiichi Sankyo and AstraZeneca have asked the US District Court for the District of Delaware for a declaration that their breast cancer treatment does not infringe a chemotherapy patent owned by biotechnology company Seagen.
Americas
Pyxis secures ADC licence from Pfizer
22 March 2021   Massachusetts-based biotechnology start-up Pyxis Oncology has secured a licensing deal with Pfizer for two of the pharmaceutical giant’s antibody-drug conjugates.
Big Pharma
PTAB grants review of Seagen patent on eve of court’s infringement ruling
11 April 2022   The US Patent Trial and Appeal Board has agreed to review claims of a Seagen patent that Daiichi Sankyo was found to have infringed with its Enhertu breast cancer treatment.

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