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The patent EP3216545 was granted to Heraeus Deutschland on Sep 28, 2022. The application was filed on Mar 7, 2016 under application number EP16158882A. 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 |
|---|---|---|---|
| PROGOLD | Feb 10, 2020 | AUTUORI | ADMISSIBLE |
| COOKSON PRECIOUS METALS | Feb 7, 2020 | BOULT WADE TENNANT | ADMISSIBLE |
| JOHNSON MATTHEY PUBLIC | Jan 24, 2020 | LORKIN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2013128416 |
| OPPOSITION | DE102012223239 |
| OPPOSITION | EP2727898 |
| OPPOSITION | JP2009270130 |
| OPPOSITION | US2014170598 |
| OPPOSITION | WO2005025783 |
| OPPOSITION | WO2013128416 |
| OPPOSITION | WO2015173790 |
| SEARCH | EP2727898 |
| SEARCH | JP2009270130 |
| SEARCH | WO2013128416 |
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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Communication of amended entries
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Decision to grant a European patent
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(Electronic) Receipt
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English translation of the claims
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French translation of claims
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Submission concerning representation
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Amended claims with annotations
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Notification of forthcoming publication
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(Electronic) Receipt
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Communication to designated inventor
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Note on telephone consultation
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European search opinion
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European search report
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Information on Search Strategy
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Communication to designated inventor
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Letter concerning the inventor
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Abstract
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Request for grant of a European patent
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