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IP Verse

Seagen competitive analysis

Latest patents of Seagen opposed by its competitors

Explore Seagen'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.

Last updated on: Jan 15, 2026
Patent NumberPublication DateTitleTotal Oppositions
EP3464368
Jun 28, 2023Use Of An Anti-Pd-1 Antibody In Combination With An Anti-Cd30 Antibody In Lymphoma Treatment1
EP3057585
Jul 22, 2020Pegylated Drug-Linkers For Improved Ligand-Drug Conjugate Pharmacokinetics1

Latest PTAB cases involving Seagen

Discover the latest PTAB cases involving Seagen, highlighting their recent legal challenges and patent disputes.

Last updated on: Jan 16, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Seagen

PGR2021-00042Jan 22, 2021DAIICHI SANKYOSEAGENTerminated-Adverse Judgment
PGR2021-00030Dec 23, 2020DAIICHI SANKYOSEAGENFinal Written Decision - Appealed

Peer Comparison New

IP litigation analysis comparing Seagen with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Jan 15, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SEAGEN - 2 - 2
DAIICHI SANKYO - 437
EUROPEAN OPPOSITIONS30 - - -
STRAWMAN344 - - -