Paper Sizing Using An Agent Containing Uniformly Bound Octenyl Succinic Anhydride Groups Made By The Reaction Of Octenyl Succinic Anhydride Onto A Dispersed Waxy Starch

Patent No. EP2762636 (titled "Paper Sizing Using An Agent Containing Uniformly Bound Octenyl Succinic Anhydride Groups Made By The Reaction Of Octenyl Succinic Anhydride Onto A Dispersed Waxy Starch") was filed by Corn Products on Jan 23, 2014. The application was issued on Aug 20, 2025.

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
CARGILLMay 18, 2026CARGILL DEPARTMENT

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

EP2762636

CORN PRODUCTS
Application Number
EP14152303A
Filing Date
Jan 23, 2014
Status
Granted And Under Opposition
Jul 18, 2025
Publication Date
Aug 20, 2025