Patent No. EP2038124 (titled "Method Of Applying A Microstructure, Mould And Article With A Microstructure") was filed by Giesecke & Devrient on Jun 13, 2007. The application was issued on Aug 2, 2023.

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 |
|---|---|---|
| BUNDESDRUCKEREI | Dec 9, 2016 | MAMMEL UND MASER PATENTANWALTE PARTG MBB |
| CCL SECURE | Dec 9, 2016 | KATERLE |
| LEONHARD KURZ STIFTUNG | Dec 8, 2016 | ZINSINGER |
| DE LA RUE | Dec 7, 2016 | GILL JENNINGS & EVERY |
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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