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Maerz Ofenbau competitive analysis

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Latest oppositions filed by Maerz Ofenbau

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

Last updated on: Oct 23, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP4175920
Method For Calcining Mineral Rock In A Regenerative Parallel-Flow Vertical Shaft Furnace, And Furnace UsedLHOIST RECHERCHE ET DEVELOPPEMENTJan 21, 2025

Latest patents of Maerz Ofenbau opposed by its competitors

Explore Maerz Ofenbau'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: Oct 23, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP4182281
Jun 12, 2024Parallel-Flow Regenerative Shaft Kiln And Method For Calcining Carbonate Rock1
EP4182622
Nov 1, 2023Parallel-Flow Regenerative Shaft Kiln And Method For Burning Carbonate Rock1
EP3030532
May 19, 2021Process For Burning And Cooling Carbonate Rock In A Parallel-Flow Regenerative Lime Kiln, And A Parallel-Flow Regenerative Lime Kiln1
EP3426995
Jul 8, 2020System Having A Furnace And Method For Operating Such A System1

Latest publications and patents of Maerz Ofenbau New

Explore the latest publications and patents granted to Maerz Ofenbau, showcasing their recent innovations and technological advancements.

Last updated on: Oct 17, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of Maerz Ofenbau

EP4182281
Jun 12, 2024Parallel-Flow Regenerative Shaft Kiln And Method For Calcining Carbonate RockGranted And Under Opposition
EP4182622
Nov 1, 2023Parallel-Flow Regenerative Shaft Kiln And Method For Burning Carbonate RockGranted And Under Opposition
EP3030532
May 19, 2021Process For Burning And Cooling Carbonate Rock In A Parallel-Flow Regenerative Lime Kiln, And A Parallel-Flow Regenerative Lime KilnPatent Maintained As Amended
EP3426995
Jul 8, 2020System Having A Furnace And Method For Operating Such A SystemOpposition Rejected
EP2694902
Jan 24, 2018Process And Plant For Producing Cement Clinker And For Purifying The Offgases FormedNo Opposition Filed Within Time Limit

Latest PTAB cases involving Maerz Ofenbau

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

Peer Comparison New

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

Last updated on: Oct 23, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
MAERZ OFENBAU14 - -
LHOIST RECHERCHE ET DEVELOPPEMENT1110 - -
TECFORLIME1 - - -