Polyolefin Microporous Membrane
Patent No. EP2672546 (titled "Polyolefin Microporous Membrane") was filed by Asahi Kasei E Materials on Mar 9, 2010. The application was issued on May 30, 2018.
Patent Summary
Patent Family
Statuses, jurisdictions and citation links are shared on request.
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
EP2672546
- Application Number
- EP13182599A
- Filing Date
- Mar 9, 2010
- Status
- Granted And Under Opposition
- Apr 27, 2018
- Publication Date
- May 30, 2018
- External Links
- Slate, Register , Google Patents