Sienna Biopharmaceuticals competitive analysis

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

Last updated on: Sep 17, 2026
Patent NumberTitleApplicantOpposition Date
Optically-Active Nanoparticles For Use In Therapeutic And Diagnostic MethodsRICE UNIVERSITYJul 22, 2016

Explore Sienna Biopharmaceuticals'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
Jan 2, 2019Compositions And Methods For Targeted Thermomodulation1
Apr 18, 2018Compositions And Methods For Targeted Thermomodulation1
Jul 19, 2017Compositions And Methods For Targeted Thermomodulation1

Latest PTAB cases involving Sienna Biopharmaceuticals

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

Last updated on: Sep 17, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Sienna Biopharmaceuticals

IPR2017-00045Oct 7, 2016SIENNA BIOPHARMACEUTICALSWESTFinal Written Decision
IPR2017-00045Oct 7, 2016SIENNA BIOPHARMACEUTICALSWILLIAM MARSH RICE UNIVERSITYFinal Written Decision
IPR2017-00046Oct 7, 2016SIENNA BIOPHARMACEUTICALSWESTFinal Written Decision
IPR2017-00046Oct 7, 2016SIENNA BIOPHARMACEUTICALSWILLIAM MARSH RICE UNIVERSITYFinal Written Decision

Peer Comparison New

IP litigation analysis comparing Sienna Biopharmaceuticals 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
SIENNA BIOPHARMACEUTICALS132 -
SEBACIA33 - -