CompanyCompetitive AnalysisCompany Patent Opposition Analysis

Explore Mannhummel'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: Aug 7, 2025
Patent NumberGrant DateTitleTotal Oppositions
Aug 23, 2023Filter System With Filter Element1
Feb 8, 2023Filter Element Of A Filter For Filtering Fluids, And Filter1
Jan 25, 2023Water Separator Element Comprising Water Detection Electrodes1
Jan 18, 2023Filter Medium, Particularly An Air Filter Medium And Filter Element, Particularly An Air Filter Element, Having A Filter Medium1
Dec 21, 2022Filter Element And Method For Producing A Filter Element2
Apr 13, 2022Filter Element And Housing For A Filter Element2
Dec 22, 2021Fluid Filter With Secondary Filter Element Of Lightweight Construction1
Mar 31, 2021Filter Medium, Filter Element And Filter Arrangement1
Apr 8, 2020Filter Assembly1
Mar 7, 2018Filter Unit For Filtering Gaseous Fluids1