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Willis Electric competitive analysis

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Latest PTAB cases involving Willis Electric

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

Last updated on: Nov 9, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2021-00489Feb 4, 2021POLYGROUP SERVICESWILLIS ELECTRICTerminated-Adverse Judgment
PGR2019-00056Aug 13, 2019EVERSTAR MERCHANDISEWILLIS ELECTRICFinal Written Decision
IPR2019-01484Aug 12, 2019EVERSTAR MERCHANDISEWILLIS ELECTRICInstitution Denied
IPR2019-01485Aug 12, 2019EVERSTAR MERCHANDISEWILLIS ELECTRICFinal Written Decision
PGR2019-00055Aug 5, 2019EVERSTAR MERCHANDISEWILLIS ELECTRICInstitution Denied
IPR2017-00332Nov 25, 2016WILLIS ELECTRICPOLYGROUP MACAU BVIFinal Written Decision
IPR2017-00334Nov 25, 2016WILLIS ELECTRICPOLYGROUP MACAU BVIFinal Written Decision
IPR2017-00335Nov 25, 2016WILLIS ELECTRICPOLYGROUP MACAU BVIFinal Written Decision
IPR2017-00330Nov 24, 2016WILLIS ELECTRICPOLYGROUP MACAU BVIInstitution Denied
IPR2017-00331Nov 24, 2016WILLIS ELECTRICPOLYGROUP MACAU BVIFinal Written Decision

Peer Comparison New

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

Last updated on: Nov 6, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
WILLIS ELECTRIC - - 621
EVERSTAR MERCHANDISE - - 4 -
POLYGROUP MACAU BVI - - - 6
POLYGROUP MCO - - 14 -