IP Verse

Tan competitive analysis

Latest oppositions filed by Tan

Explore patent oppositions filed by Tan against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Jun 25, 2026
Patent NumberTitleApplicantOpposition Date
EP4306158
Prosthetic Valve For Replacing Mitral ValveEDWARDS LIFESCIENCESMay 20, 2026
EP3910595
Reinforcement Learning Based Conveyoring ControlINTELLIGRATED HEADQUARTERSMay 19, 2026
EP3514088
Laminating Device For Rfid Electronic Tag Used For TireMESNACMay 12, 2026
EP4034122
Methods For Treating HyperphenylalaninemiaPTC THERAPEUTICS MPMay 12, 2026
EP4093514
Aqueous Suncase Formulation Based On Sulfated A Crystalline Cellulose Spf BoosterDOWApr 30, 2026
EP4219808
Cellulose FibersCIRCULOSEApr 23, 2026
EP4412917
Cap For ContainersSACMI COOPERATIVA MECCANICI IMOLA SOCIETA COOPERATIVAApr 23, 2026
EP4136211
Copper Loss MitigationGENENTECHApr 9, 2026
EP3362049
Stabilizing Camptothecin Pharmaceutical CompositionsIPSEN BIOPHARMApr 8, 2026
EP4392624
Floor Element Comprising Bulk MaterialNOKERA PATENTSApr 2, 2026

Latest patents of Tan opposed by its competitors

Explore Tan'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: Jun 25, 2026
Patent NumberPublication DateTitleTotal Oppositions
EP3021830
Sep 3, 2025Compositions And Methods For Treating Hair1
EP3494237
Sep 3, 2025Use Of Olive Mill Waste Waters In The Leather Tanning Industry1
EP4328199
Jul 16, 2025Bushing For Producing Glass Fibers And Method For Producing Glass Fibers1
EP3614472
Jun 11, 2025Catalyst For Solid Polymer Electrolyte Fuel Cells And Method For Producing Same1
EP2630601
Dec 18, 2024Medical Device1
EP3467141
Oct 11, 2023Gold Sputtering Target1
EP3570093
Sep 15, 2021Contact Lens With A Hydrophilic Layer1
EP3388886
Oct 28, 2020Contact Lens With A Hydrophilic Layer1
EP2627277
Nov 20, 2019Medical Device1
EP3101716
Jul 4, 2018Positive Electrode Active Material For Lithium Secondary Batteries, Positive Electrode For Lithium Secondary Batteries, And Lithium Secondary Battery1

Latest PTAB cases involving Tan

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

Last updated on: Jun 30, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Tan

PGR2025-00060Jul 10, 2025TANKLOGIXSITEPRODiscretionary Denial
IPR2025-00761Apr 11, 2025TANKLOGIXSITEPRODiscretionary Denial
IPR2025-00647Feb 28, 2025TANKLOGIXSITEPRODiscretionary Denial
IPR2025-00648Feb 28, 2025TANKLOGIXSITEPRODiscretionary Denial
IPR2025-00649Feb 28, 2025TANKLOGIXSITEPRODiscretionary Denial
IPR2025-00650Feb 28, 2025TANKLOGIXSITEPROInstitution Denied
IPR2025-00651Feb 28, 2025TANKLOGIXSITEPROInstitution Denied
IPR2025-00652Feb 28, 2025TANKLOGIXSITEPROInstitution Denied
IPR2025-00653Feb 28, 2025TANKLOGIXSITEPROInstitution Denied
IPR2024-00898May 8, 2024RECYCLED PLASTICS INDUSTRIESTANGENTTerminated-Settled

Peer Comparison New

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

Last updated on: Jun 25, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB37 - - -
MASSACHUSETTS INSTITUTE OF TECHNOLOGY - 89 - 16
PRESIDENT AND FELLOWS OF HARVARD COLLEGE - 103 - 8
SIGMA ALDRICH - 66 - -