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The patent EP3344823 was granted to Pfeifer Holding on Apr 17, 2024. The application was filed on Aug 31, 2016 under application number EP16759753A. 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 |
|---|---|---|---|
| PEIKKO GROUP | Dec 2, 2021 | BOCO | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | KR20120028765 |
| INTERNATIONAL-SEARCH-REPORT | WO2007131115 |
| INTERNATIONAL-SEARCH-REPORT | WO2011012974 |
| OPPOSITION | EP0292449 |
| OPPOSITION | EP1416101 |
| OPPOSITION | EP2405070 |
| OPPOSITION | FI980993L |
| OPPOSITION | FI990662L |
| OPPOSITION | GB1431191 |
| OPPOSITION | US2004182027 |
| OPPOSITION | WO2004090253 |
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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Description
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Refund of fees
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Decision to grant a European patent
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(Electronic) Receipt
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Jan 19, 2021
English translation of the claims
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Jan 19, 2021
Filing of the translations of the claims
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French translation of claims
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Jan 19, 2021
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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(Electronic) Receipt
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Apr 3, 2020
Amended claims with annotations
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Claims
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Letter accompanying subsequently filed items
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Annex to the communication
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Communication from the Examining Division
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Examination started
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Patent document filed by a Third party
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Reply to communication to third party
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Observations by third parties
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Priority search results
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(Electronic) Receipt
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Amended claims with annotations
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Amended description with annotations
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Letter accompanying subsequently filed items
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Communication to designated inventor
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Communication to designated inventor
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(Electronic) Receipt
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Mar 28, 2018
Request for entry into the European phase
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Information on entry into European phase
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Copy of the international search report
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Published international application - A1
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Abstract
PCTRO
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Claims
PCTRO
Aug 31, 2016
Description
PCTRO
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PCTRO
Aug 31, 2016