West Pharmaceutical Services, Inc. competitive analysis

Explore patent oppositions filed by West Pharmaceutical Services, Inc. against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Sep 17, 2026
Patent NumberTitleApplicantOpposition Date
Safety Device For A Pre-Filled Syringe And Injection DeviceSANOFI AVENTIS DEUTSCHLANDNov 21, 2018

Explore West Pharmaceutical Services, Inc.'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: Sep 17, 2026
Patent NumberPublication DateTitleTotal Oppositions
Oct 2, 2019Dual Material Plunger Tip For Use With A Syringe1

Latest PTAB cases involving West Pharmaceutical Services, Inc.

Discover the latest PTAB cases involving West Pharmaceutical Services, Inc., highlighting their recent legal challenges and patent disputes.

Last updated on: Sep 18, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving West Pharmaceutical Services, Inc.

IPR2018-01159Jun 1, 2018WEST PHARMACEUTICAL SERVICES, INC.SANOFI AVENTIS DEUTSCHLANDInstitution Denied
IPR2018-01162Jun 1, 2018WEST PHARMACEUTICAL SERVICES, INC.SANOFI AVENTIS DEUTSCHLANDInstitution Denied

Peer Comparison New

IP litigation analysis comparing West Pharmaceutical Services, Inc. with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Sep 17, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
WEST PHARMACEUTICAL SERVICES, INC.112 -
SANOFI AVENTIS DEUTSCHLAND2449 - 24
THOMSON1 - - -