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Explore Kyowa Kirin's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Patent NumberGrant DateTitleTotal Oppositions
EP2314686Jun 21, 2023Cells Producing Antibody Compositions1
EP3147355Jul 22, 2020Method For Preparing Aqueous Solution Containing Culture Medium And Chelating Agent1
EP2583973Mar 21, 2018Method For Purifying Protein Using Amino Acid1