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The patent EP3104511 was granted to ABB Schweiz on Sep 9, 2020. The application was filed on Jun 9, 2015 under application number EP15171192A. 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 |
|---|---|---|---|
| SMA SOLAR TECHNOLOGY | May 16, 2018 | LAHNOR | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102007054215 |
| OPPOSITION | DE102011106632 |
| OPPOSITION | EP1993195 |
| OPPOSITION | JP2012059037 |
| OPPOSITION | JP2014005947 |
| OPPOSITION | US2009016408 |
| OPPOSITION | US2010243634 |
| OPPOSITION | WO02086313 |
| SEARCH | DE102011106632 |
| SEARCH | EP1993195 |
| SEARCH | EP2582207 |
| SEARCH | US5934368 |
| SEARCH | WO2010105647 |
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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Aug 13, 2020
Aug 13, 2020
Aug 11, 2020
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Refund of fees
Appeal
Apr 8, 2020
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Apr 1, 2020
Mar 25, 2020
(Electronic) Receipt
Appeal
Mar 25, 2020
Mar 25, 2020
Withdrawal of an appeal
Appeal
Feb 12, 2020
Feb 12, 2020
Feb 5, 2020
(Electronic) Receipt
Appeal
Feb 5, 2020
Feb 5, 2020
Notice of appeal
Appeal
Dec 2, 2019
Nov 28, 2019
Nov 25, 2019
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OPPO
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Claims
OPPO
Aug 16, 2019
Claims
OPPO
Aug 16, 2019
Claims
OPPO
Aug 16, 2019
Claims
OPPO
Aug 16, 2019
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Oct 15, 2018
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Claims
OPPO
Oct 10, 2018
Claims
OPPO
Oct 10, 2018
Claims
OPPO
Oct 10, 2018
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Sep 6, 2017
Aug 30, 2017
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Jul 20, 2017
Decision to grant a European patent
Search/Exam
Jun 13, 2017
(Electronic) Receipt
Search/Exam
Jun 13, 2017
French translation of claims
Search/Exam
Jun 13, 2017
German translation of the claims
Search/Exam
Jun 13, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 20, 2017
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Intention to grant (signatures)
Search/Exam
Mar 1, 2017
Mar 1, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 1, 2017
Feb 6, 2017
Examination started
Search/Exam
Jan 10, 2017
Submission concerning representation
Search/Exam
Dec 19, 2016
Nov 16, 2016
Notification of forthcoming publication
Search/Exam
Jun 30, 2016
(Electronic) Receipt
Search/Exam
Jun 30, 2016
Jun 30, 2016
Amended claims with annotations
Search/Exam
Jun 30, 2016
Jun 30, 2016
Amended description with annotations
Search/Exam
Jun 30, 2016
Amendments received before examination
Search/Exam
Jun 30, 2016
Letter accompanying subsequently filed items
Search/Exam
May 23, 2016
(Electronic) Receipt
Search/Exam
Nov 25, 2015
Nov 25, 2015
European search opinion
Search/Exam
Nov 25, 2015
European search report
Search/Exam
Nov 25, 2015
Information on Search Strategy
Search/Exam
Jul 31, 2015
Communication to designated inventor
Search/Exam
Jul 31, 2015
Communication to designated inventor
Search/Exam
Jun 9, 2015
Abstract
Search/Exam
Jun 9, 2015
Jun 9, 2015
Claims
Search/Exam
Jun 9, 2015
Description
Search/Exam
Jun 9, 2015
Designation of inventor
Search/Exam
Jun 9, 2015
Drawings
Search/Exam
Jun 9, 2015
Request for grant of a European patent
Search/Exam