Patent No. EP2337462 (titled "Cigarette Paper Coated With Coating Materials For Low Ignition Propensity And A Fire-Safe Cigarette Covered By The Same") was filed by KT & G on Jun 25, 2009. The application was issued on Mar 2, 2016.

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.
| Company | Opposition Date | Representative |
|---|---|---|
| JULIUS GLATZ GMBH | Nov 24, 2016 | NEYMEYR |
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.
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