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The patent EP2833795 was granted to Bhlmann Laboratories on Apr 19, 2023. The application was filed on Jan 18, 2013 under application number EP13701953A. 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 |
|---|---|---|---|
| IMMUNDIAGNOSTIK | Feb 4, 2019 | BENEDUM | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102007057760 |
| INTERNATIONAL-SEARCH-REPORT | EP1371964 |
| INTERNATIONAL-SEARCH-REPORT | EP1986006 |
| INTERNATIONAL-SEARCH-REPORT | US2009005705 |
| INTERNATIONAL-SEARCH-REPORT | WO0051496 |
| INTERNATIONAL-SEARCH-REPORT | WO2006027054 |
| INTERNATIONAL-SEARCH-REPORT | WO2007070740 |
| INTERNATIONAL-SEARCH-REPORT | WO2009136445 |
| OPPOSITION | DE102007057760 |
| OPPOSITION | EP0638803 |
| OPPOSITION | EP1371964 |
| OPPOSITION | EP1375376 |
| OPPOSITION | EP1767936 |
| OPPOSITION | EP1986006 |
| OPPOSITION | US2009005705 |
| OPPOSITION | US3200984 |
| OPPOSITION | US3695475 |
| OPPOSITION | US7871568 |
| OPPOSITION | WO0051496 |
| OPPOSITION | WO2006027054 |
| OPPOSITION | WO2007070740 |
| OPPOSITION | WO2009136445 |
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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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
Search/Exam
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French translation of claims
Search/Exam
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German translation of the claims
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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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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Letter concerning the inventor
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(Electronic) Receipt
Search/Exam
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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
Search/Exam
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Submission concerning representation
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Submission concerning representation
Search/Exam
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Request for further processing allowed
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Refund of fees
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Refund of fees
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Priority search results copy provided by EPO
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(Electronic) Receipt
Search/Exam
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Request for entry into the European phase
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Request for further processing
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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
Search/Exam
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(Electronic) Receipt
PCTRO
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Abstract
PCTRO
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PCTRO
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Description
PCTRO
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PCTRO
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