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IP Verse

Sph America competitive analysis

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Latest PTAB cases involving Sph America

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

Last updated on: Dec 1, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Sph America

IPR2015-00203Nov 3, 2014HUAWEI DEVICE USASPH AMERICAInstitution Denied
IPR2015-00221Nov 3, 2014HUAWEI DEVICE USASPH AMERICAInstitution Denied
IPR2015-00028Oct 6, 2014ZTE USASPH AMERICAInstitution Denied
IPR2015-00029Oct 6, 2014ZTE USASPH AMERICAInstitution Denied

Peer Comparison New

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

Last updated on: Nov 27, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SPH AMERICA - - - 4
HUAWEI DEVICE USA - - 4 -
ZTE USA - - 57 -