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Sienna Biopharmaceuticals competitive analysis

Latest patents of Sienna Biopharmaceuticals opposed by its competitors

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: Dec 25, 2025
Patent NumberPublication DateTitleTotal Oppositions

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EP3210591
Jan 2, 2019Compositions And Methods For Targeted Thermomodulation1
EP3222266
Apr 18, 2018Compositions And Methods For Targeted Thermomodulation1
EP2608762
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: Dec 24, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2017-00045Oct 7, 2016SIENNA BIOPHARMACEUTICALSWILLIAM MARSH RICE UNIVERSITYFinal 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: Dec 25, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SIENNA BIOPHARMACEUTICALS - 32 -
SEBACIA33 - -
WILLIAM MARSH RICE UNIVERSITY - - - 2