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IP Verse

Hd competitive analysis

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Latest oppositions filed by Hd

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

Last updated on: Dec 4, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3532189
A Method For Removing Nitrogen Oxides From A Gas Using An Iron Exchanged Zeolite CatalystCASALEFeb 13, 2025
EP4054979
Control Of An Ammonia Synthesis Loop At Partial LoadCASALEAug 28, 2024
EP2489586
Floating Structure With Fuel Tank For Gas FuelDAEWOO SHIPBUILDING&MARINE ENGINEERINGJul 2, 2024
EP4060089
Process And Apparatus For Compressing Hydrogen Gas In A Centrifugal CompressorAIR PRODUCTS AND CHEMICALSJun 12, 2024
EP3713872
Phosphogypsum Decomposition ProcessOCPApr 19, 2024
EP3599074
Device For Producing Standing BagsSN MASCHINENBAUMar 7, 2024
EP3864421
Arrangement And Method For Testing A 4.5G Or A 5G Base StationORBIS SYSTEMSAug 10, 2023
EP3717403
Process For The Production Of Nitric Acid With Tertiary Abatement Of N2O And NoxCASALEOct 24, 2022
EP3672919
System And Method For Producing Cement ClinkerTHYSSENKRUPPMar 18, 2022
EP3359899
Multi-Stage Cement Calcining Plant Suspension PreheaterFLSMIDTHApr 1, 2021

Latest patents of Hd opposed by its competitors

Explore Hd'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 4, 2025
Patent NumberPublication DateTitleTotal Oppositions
EP3647823
Jul 7, 2021Imaging System With One Or More Mask Units And Corresponding Method Of Recording Radiation1
EP2407041
Jan 30, 2019A Visor Provided With A Uv-Sensitive Material1

Latest PTAB cases involving Hd

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

Last updated on: Dec 4, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Hd

IPR2022-00105Nov 4, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSInstitution Denied
IPR2021-01567Sep 23, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSFinal Written Decision
IPR2021-01420Sep 14, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSInstitution Denied
IPR2021-01421Sep 14, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSInstitution Denied
IPR2021-01265Jul 20, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSInstitution Denied
IPR2021-01089Jun 25, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSFinal Written Decision
IPR2021-01042Jun 15, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSFinal Written Decision
IPR2021-00872May 28, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSInstitution Denied
IPR2021-00752Apr 23, 2021MICROCHIP TECHNOLOGYHD SILICON SOLUTIONSFinal Written Decision

Peer Comparison New

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

Last updated on: Dec 4, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ROHDE & SCHWARZ363 -
FREQUENTIS1 - - -
PARK AIR SYSTEMS4 - - -
TEKTRONIX - 2 - 3