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The patent EP2988942 was granted to Colop Stempelerzeugung Skopek Gesellschaft on Jul 19, 2023. The application was filed on Apr 22, 2014 under application number EP14723685A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Opposition Status |
|---|---|---|---|
| TRODAT | Mar 2, 2020 | RAU | ADMISSIBLE |
| SUN SAME ENTERPRISES | Feb 20, 2020 | BECKER KURIG & PARTNER PATENTANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE3200551 |
| DESCRIPTION | EP1603754 |
| EXAMINATION | US2010300314 |
| INTERNATIONAL-SEARCH-REPORT | AT7860U |
| INTERNATIONAL-SEARCH-REPORT | DE102006025534 |
| INTERNATIONAL-SEARCH-REPORT | DE1273542 |
| INTERNATIONAL-SEARCH-REPORT | DE2406261 |
| INTERNATIONAL-SEARCH-REPORT | DE2606642 |
| INTERNATIONAL-SEARCH-REPORT | DE3200551 |
| INTERNATIONAL-SEARCH-REPORT | DE4200267 |
| INTERNATIONAL-SEARCH-REPORT | DE4407287 |
| INTERNATIONAL-SEARCH-REPORT | EP1603754 |
| INTERNATIONAL-SEARCH-REPORT | US6708614 |
| INTERNATIONAL-SEARCH-REPORT | WO2004085110 |
| OPPOSITION | CN20147866U |
| OPPOSITION | US2007144366 |
| OPPOSITION | US3096713 |
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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Appeal
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French translation of claims
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Communication from the Examining Division
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Written opinion
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Notification of election of EPO
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Dec 19, 2014
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Search/Exam
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Copy of the international search report
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Oct 30, 2014
Published international application - A1
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Abstract
PCTISA
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Apr 22, 2014
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Apr 22, 2014
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