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Filter With Sealing Compound And Filter Assembly With Such A Filter

Patent No. EP3892352 (titled "Filter With Sealing Compound And Filter Assembly With Such A Filter") was filed by Carl Freudenberg on Apr 7, 2020. The application was issued on Aug 30, 2023.

Patent Summary

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Patent Oppositions (2)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
MANN HUMMELMay 31, 2024HKW
MANN HUMMELMay 31, 2024HORN KLEIMANN WAITZHOFER SCHMID DREYER PATENT UND RECHTSANWALTE PARTG MBB

Dossier Documents

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EP3892352

CARL FREUDENBERG
Application Number
EP20168346A
Filing Date
Apr 7, 2020
Status
Granted And Under Opposition
Jul 28, 2023
Publication Date
Aug 30, 2023
External Links
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