Solvent For Gas Chromatograpy Mass Spectometry, And Method For Determination Of Fluorine-Containing Substances On The Surface Of Fluororesin Melt-Molded Products
Patent No. EP3935379 (titled "Solvent For Gas Chromatograpy Mass Spectometry, And Method For Determination Of Fluorine-Containing Substances On The Surface Of Fluororesin Melt-Molded Products") was filed by Chemours Mitsui Fluoroproducts on Mar 4, 2020. The application was issued on Nov 20, 2024.
Patent Summary
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.
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
EP3935379
- Application Number
- EP20716041A
- Filing Date
- Mar 4, 2020
- Status
- Granted And Under Opposition
- Oct 18, 2024
- Publication Date
- Nov 20, 2024
- External Links
- Slate, Register , Google Patents