The Weekly Litigation News Digest is now live. Subscribe now
Method For Manufacturing Resin For Urethane-Based Optical Material, Resin Composition For Same, And Optical Material Manufactured Thereby - EP3539998
The patent EP3539998 was granted to KOC Solution on Oct 18, 2023. The application was originally filed on Dec 29, 2011 under application number EP19159086A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP3539998
- Application Number
- EP19159086A
- Filing Date
- Dec 29, 2011
- Status
- Granted And Under Opposition
- Sep 15, 2023
- Publication Date
- Oct 18, 2023
- External Links
- Slate, Register, Google Patents
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.
Patent Citations (2) New
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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