Sonnen competitive analysis

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

Last updated on: Feb 5, 2026
Patent NumberTitleApplicantOpposition Date
Prefabricated Door Or Window Frame Unit With An Insulating SurroundSDTIROL FENSTERSep 12, 2019
Energy Control Device For An Energy Network With A Control Unit For Controlling An Energy Flow Between The Energy Generator, The Energy Storage Unit, The Load Unit And/Or The Energy NetworkROBERT BOSCHNov 22, 2017

Latest PTAB cases involving Sonnen

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

Peer Comparison New

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

Last updated on: Feb 5, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SONNEN1 - - -
ROBERT BOSCH289878
VOLTWERK ELECTRONICS - 2 - -