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The patent EP2727715 was granted to Blieninger on Mar 2, 2022. The application was filed on Oct 28, 2013 under application number EP13190408A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| PFEIFER HOLZ | Dec 2, 2022 | ERNICKE PATENT UND RECHTSANWALTE PARTMBB | ADMISSIBLE |
| CPM EUROPE | Nov 30, 2022 | LEEGER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CA649814 |
| OPPOSITION | DE102012110623 |
| OPPOSITION | DE2106477 |
| OPPOSITION | EP2418074 |
| OPPOSITION | EP2727715 |
| OPPOSITION | GB889628 |
| OPPOSITION | US2252900 |
| OPPOSITION | US2603170 |
| OPPOSITION | US2887718 |
| OPPOSITION | US3240169 |
| OPPOSITION | US3670516 |
| OPPOSITION | US5657621 |
| SEARCH | DE29919030U |
| SEARCH | US2252900 |
| SEARCH | US2565830 |
| SEARCH | US2870481 |
| SEARCH | US3950120 |
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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Decision to grant a European patent
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Jan 18, 2022
(Electronic) Receipt
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Jan 18, 2022
English translation of the claims
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Jan 18, 2022
Filing of the translations of the claims
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French translation of claims
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Sep 8, 2021
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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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Jul 23, 2021
Amended claims with annotations
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Jul 23, 2021
Amended description with annotations
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Jul 23, 2021
Claims
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Jul 23, 2021
Description
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Jul 23, 2021
Letter accompanying subsequently filed items
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Jul 23, 2021
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Text intended for grant (clean copy)
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Intention to grant (signatures)
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(Electronic) Receipt
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Jan 7, 2021
Amended claims with annotations
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Jan 7, 2021
Amended description with annotations
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Jan 7, 2021
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Jan 7, 2021
Description
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Jan 7, 2021
Letter accompanying subsequently filed items
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Jan 7, 2021
Aug 27, 2020
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Intention to grant (signatures)
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Aug 27, 2020
Text intended for grant (clean copy)
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Aug 27, 2020
Sep 30, 2019
(Electronic) Receipt
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Sep 30, 2019
Letter accompanying subsequently filed items
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Sep 30, 2019
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Annex to the communication
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(Electronic) Receipt
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Dec 4, 2018
Amended claims with annotations
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Dec 4, 2018
Claims
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Dec 4, 2018
Letter accompanying subsequently filed items
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Dec 4, 2018
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(Electronic) Receipt
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Oct 2, 2018
Letter accompanying subsequently filed items
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Oct 2, 2018
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Annex to the communication
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Jul 25, 2018
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(Electronic) Receipt
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Apr 17, 2018
Amended claims with annotations
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Apr 17, 2018
Claims
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Apr 17, 2018
Letter accompanying subsequently filed items
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Apr 17, 2018
Dec 7, 2017
Annex to the communication
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Dec 7, 2017
Communication from the Examining Division
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Nov 9, 2017
Examination started
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Aug 3, 2017
(Electronic) Receipt
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Aug 3, 2017
Letter concerning fees and payments
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Apr 24, 2017
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European search opinion
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European search report
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Mar 17, 2017
Information on Search Strategy
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Mar 8, 2017
Search started
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Oct 27, 2015
Payment of fees and costs
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Apr 9, 2014
Notification of forthcoming publication
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Nov 13, 2013
Letter concerning the priority
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Nov 13, 2013
Priority document
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Oct 28, 2013
Abstract
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Oct 28, 2013
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Claims
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Oct 28, 2013
Description
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Oct 28, 2013
Drawings
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Oct 28, 2013
Priority search results
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Oct 28, 2013
Request for grant of a European patent
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