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The patent EP2971347 was granted to Fiberlean on Jul 25, 2018. The application was filed on Mar 14, 2014 under application number EP14711725A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| STORA ENSO OYJ | Apr 23, 2019 | STEINRUD | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP1538257 |
| INTERNATIONAL-SEARCH-REPORT | US6183596 |
| INTERNATIONAL-SEARCH-REPORT | US6202946 |
| INTERNATIONAL-SEARCH-REPORT | WO2010131016 |
| OPPOSITION | JPH07310296 |
| OPPOSITION | US4374702 |
| OPPOSITION | WO2010131016 |
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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Text intended for grant (clean copy)
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Claims
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French translation of claims
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Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Amended description with annotations
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Description
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Letter accompanying subsequently filed items
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Consultation by telephone/in person
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(Electronic) Receipt
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Annexes in respect of a client data request
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Authorisation
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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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(Electronic) Receipt
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Amended claims with annotations
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Apr 28, 2016
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Letter accompanying subsequently filed items
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Communication to designated inventor
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Letter accompanying subsequently filed items
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Letter concerning the inventor
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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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Request for entry into the European phase
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Jul 22, 2015
Information on entry into European phase
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Copy of the international search report
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Sep 18, 2014
Published international application - A1
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(Electronic) Receipt
PCTRO
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Abstract
PCTRO
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PCTRO
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PCTRO
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PCTRO
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