The weekly litigation news digest is live. Subscribe now

IP Verse

Use Of A Composition And Method For Reducing Bacterial Spores In Pulp Suspension

Patent No. EP3454656 (titled "Use Of A Composition And Method For Reducing Bacterial Spores In Pulp Suspension") was filed by Kemira OYJ on May 12, 2017. The application was issued on Sep 23, 2020.

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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
LANXESS DEUTSCHLANDJun 18, 2021HERBOLD

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents

EP3454656

KEMIRA OYJ
Application Number
EP17727274A
Filing Date
May 12, 2017
Status
Revoked
Jan 17, 2025
Publication Date
Sep 23, 2020
External Links
Slate, EP3454656B1, Google Patents