Tread Rubber Forming Method And Tread Rubber Forming Device

Patent No. EP3868549 (titled "Tread Rubber Forming Method And Tread Rubber Forming Device") was filed by Sumitomo Rubber Industries on Feb 10, 2021. The application was issued on Apr 5, 2023.

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
VMI HOLLANDJan 5, 2024MELCHIOR

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

EP3868549

SUMITOMO RUBBER INDUSTRIES
Application Number
EP21156321A
Filing Date
Feb 10, 2021
Status
Granted And Under Opposition
Mar 3, 2023
Publication Date
Apr 5, 2023