Sanitary Tissue Paper

Patent No. EP3677422 (titled "Sanitary Tissue Paper") was filed by Daio Paper on Aug 29, 2018. The application was issued on Nov 30, 2022.

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
ESSITY HYGIENE AND HEALTHAug 30, 2023HOFFMANN EITLE

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

EP3677422

DAIO PAPER
Application Number
EP18850368A
Filing Date
Aug 29, 2018
Status
Granted And Under Opposition
Oct 28, 2022
Publication Date
Nov 30, 2022