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The patent EP2633618 was granted to SEW Eurodrive on May 27, 2020. The application was filed on Oct 24, 2011 under application number EP11788362A. 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 |
|---|---|---|---|
| LENZE DRIVES | Jun 6, 2018 | FREISCHEM & PARTNER PATENTANWALTE MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102007036271 |
| INTERNATIONAL-SEARCH-REPORT | DE102008037737 |
| INTERNATIONAL-SEARCH-REPORT | EP1017149 |
| INTERNATIONAL-SEARCH-REPORT | EP1092981 |
| INTERNATIONAL-SEARCH-REPORT | US7202619 |
| OPPOSITION | DE102008037737 |
| OPPOSITION | DE10207400 |
| OPPOSITION | EP1610095 |
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.
Date
Description
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Means of redress
OPPO
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May 24, 2019
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May 24, 2019
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Mar 26, 2019
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Aug 10, 2017
Decision to grant a European patent
Search/Exam
Jul 27, 2017
English translation of the claims
Search/Exam
Jul 27, 2017
Filing of the translations of the claims
Search/Exam
Jul 27, 2017
French translation of claims
Search/Exam
Jul 25, 2017
English translation of the claims
Search/Exam
Jul 25, 2017
Filing of the translations of the claims
Search/Exam
Jul 25, 2017
French translation of claims
Search/Exam
Apr 25, 2017
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Intention to grant (signatures)
Search/Exam
Apr 25, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 25, 2017
Mar 1, 2017
Examination started
Search/Exam
Mar 6, 2014
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Amendments received before examination
Search/Exam
Mar 5, 2014
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Amendments received before examination
Search/Exam
Nov 22, 2013
Aug 7, 2013
Jun 10, 2013
Communication to designated inventor
Search/Exam
May 16, 2013
May 15, 2013
May 10, 2013
Copy of the international search report
Search/Exam
May 10, 2013
Copy of the international search report
Search/Exam
May 10, 2013
Apr 23, 2013
Abstract
Search/Exam
Apr 23, 2013
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General authorisation
Search/Exam
Apr 23, 2013
Letter accompanying subsequently filed items
Search/Exam
Apr 23, 2013
Matter concerning the application
Search/Exam
Apr 23, 2013
Priority search results
Search/Exam
Apr 23, 2013
Request for entry into the European phase
Search/Exam
Apr 22, 2013
Abstract
Search/Exam
Apr 22, 2013
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General authorisation
Search/Exam
Apr 22, 2013
Letter accompanying subsequently filed items
Search/Exam
Apr 22, 2013
Matter concerning the application
Search/Exam
Apr 22, 2013
Priority search results
Search/Exam
Apr 22, 2013
Request for entry into the European phase
Search/Exam
Mar 19, 2013
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Mar 8, 2013
Information on entry into European phase
Search/Exam
May 24, 2012
May 3, 2012
Published international application - A2
Search/Exam
Oct 25, 2011
Abstract
PCTRO
Oct 25, 2011
Claims
PCTRO
Oct 25, 2011
Description
PCTRO
Oct 25, 2011
Drawings
PCTRO