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The patent EP2782705 was granted to MTU Aero Engines on Mar 8, 2023. The application was filed on Oct 13, 2012 under application number EP12783860A. 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 |
|---|---|---|---|
| CONCEPT LASER | Jun 13, 2018 | HAFNER & KOHL PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102005025199 |
| DESCRIPTION | DE4319000 |
| INTERNATIONAL-SEARCH-REPORT | DE10309519 |
| INTERNATIONAL-SEARCH-REPORT | DE202008013569U |
| INTERNATIONAL-SEARCH-REPORT | EP1400339 |
| INTERNATIONAL-SEARCH-REPORT | EP1815936 |
| INTERNATIONAL-SEARCH-REPORT | WO2010061174 |
| OPPOSITION | DE102004009127 |
| OPPOSITION | DE102006049216 |
| OPPOSITION | DE102007059865 |
| OPPOSITION | DE10309519 |
| OPPOSITION | DE19953000 |
| OPPOSITION | DE202008013569U |
| OPPOSITION | EP1400339 |
| OPPOSITION | EP2119530 |
| OPPOSITION | EP2361751 |
| OPPOSITION | US2005288813 |
| OPPOSITION | US2006157892 |
| OPPOSITION | US2007176312 |
| OPPOSITION | US5508489 |
| OPPOSITION | US6051179 |
| OPPOSITION | WO2008071165 |
| OPPOSITION | WO2010061174 |
| OPPOSITION | WO2011066989 |
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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Feb 9, 2023
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Appeal
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(Electronic) Receipt
Appeal
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Advice of delivery
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Appeal
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Claims
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Appeal
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Appeal
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Reply to appeal
Appeal
Jul 23, 2020
Jul 17, 2020
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Jul 31, 2017
English translation of the claims
Search/Exam
Jul 31, 2017
Filing of the translations of the claims
Search/Exam
Jul 31, 2017
French translation of claims
Search/Exam
Jul 31, 2017
Payment of fees and costs
Search/Exam
Jul 31, 2017
Payment of fees and costs
Search/Exam
May 17, 2017
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Intention to grant (signatures)
Search/Exam
May 17, 2017
Text intended for grant (clean copy)
Search/Exam
May 17, 2017
Oct 21, 2015
Abstract
Search/Exam
Oct 21, 2015
Abstract
Search/Exam
Oct 21, 2015
Amended claims with annotations
Search/Exam
Oct 21, 2015
Amended description with annotations
Search/Exam
Oct 21, 2015
Claims
Search/Exam
Oct 21, 2015
Description
Search/Exam
Oct 21, 2015
Sep 22, 2015
Annex to the communication
Search/Exam
Sep 22, 2015
Communication from the Examining Division
Search/Exam
Sep 15, 2015
Examination started
Search/Exam
Apr 30, 2015
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Feb 13, 2015
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Amended claims with annotations
Search/Exam
Feb 2, 2015
Amendments received before examination
Search/Exam
Oct 24, 2014
Letter concerning fees and payments
Search/Exam
Oct 24, 2014
Payment of fees and costs
Search/Exam
Oct 24, 2014
Payment of fees and costs
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Oct 23, 2014
Sep 16, 2014
Annexes in respect of a client data request
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Sep 16, 2014
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Communication to designated inventor
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Jul 30, 2014
Letter concerning the inventor
Search/Exam
Jul 28, 2014
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Letter which had not been notified
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Jun 30, 2014
Communication to designated inventor
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Jun 30, 2014
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Jun 30, 2014
Communication to designated inventor
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Jun 12, 2014
May 21, 2014
(Electronic) Receipt
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May 21, 2014
Request for entry into the European phase
Search/Exam
Apr 4, 2014
Information on entry into European phase
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Jan 23, 2014
May 30, 2013
Copy of the international search report
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May 30, 2013
Copy of the international search report
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May 30, 2013
Published international application - A1
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Jan 28, 2013
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Oct 31, 2012
Abstract
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Oct 31, 2012
Claims
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Oct 31, 2012
Description
PCTISA
Oct 31, 2012
Drawings
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