IP Verse

Mechano-Chemical Activation Of Mineral Materials

Patent No. EP4622748 (titled "Mechano-Chemical Activation Of Mineral Materials") was filed by Schwenk Zement on Oct 2, 2024. The application was issued on Nov 5, 2025.

Patent Summary

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Patent Family

Patent Oppositions (5)

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
BUZZIAug 5, 2026DR SOLF & ZAPF PATENT UND RECHTSANWALTS PARTG MBB
EU PROCESS CONSULTAug 5, 2026GRUNECKER PATENT
NETZSCH FEINMAHLTECHNIKAug 5, 2026ISARPATENT
GEBR PFEIFFERAug 3, 2026GRUNECKER PATENT
CARBON UPCYCLINGJul 31, 2026LAKESIDE

Dossier Documents

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EP4622748

SCHWENK ZEMENT
Application Number
EP24783262A
Filing Date
Oct 2, 2024
Status
Granted And Under Opposition
Oct 3, 2025
Publication Date
Nov 5, 2025
External Links
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