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The patent EP2376993 was granted to ABB Schweiz on Sep 6, 2017. The application was filed on Jan 7, 2009 under application number EP09787624A. The patent is currently recorded with a legal status of "Revoked".

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 | Jun 6, 2018 | LOSER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0895146 |
| INTERNATIONAL-SEARCH-REPORT | JP2000347753 |
| INTERNATIONAL-SEARCH-REPORT | US2006164065 |
| INTERNATIONAL-SEARCH-REPORT | US4175249 |
| INTERNATIONAL-SEARCH-REPORT | US4341607 |
| INTERNATIONAL-SEARCH-REPORT | US4580090 |
| INTERNATIONAL-SEARCH-REPORT | US4873480 |
| INTERNATIONAL-SEARCH-REPORT | US5293447 |
| INTERNATIONAL-SEARCH-REPORT | US5327071 |
| INTERNATIONAL-SEARCH-REPORT | US5604430 |
| INTERNATIONAL-SEARCH-REPORT | US6369462 |
| INTERNATIONAL-SEARCH-REPORT | WO2005069096 |
| INTERNATIONAL-SEARCH-REPORT | WO2007007360 |
| INTERNATIONAL-SEARCH-REPORT | WO2007072517 |
| OPPOSITION | EP0895146 |
| OPPOSITION | EP1995656 |
| OPPOSITION | JP2001060121 |
| OPPOSITION | US2006164065 |
| OPPOSITION | US2007159866 |
| OPPOSITION | US4175249 |
| OPPOSITION | US4580090 |
| OPPOSITION | US4873480 |
| OPPOSITION | US5293447 |
| OPPOSITION | US5327071 |
| OPPOSITION | US5604430 |
| OPPOSITION | US5801519 |
| OPPOSITION | US6369462 |
| OPPOSITION | WO2005069096 |
| OPPOSITION | WO2007007360 |
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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May 8, 2023
Advice of delivery
Appeal
May 5, 2023
Advice of delivery
Appeal
May 4, 2023
Refund of fees
Appeal
May 3, 2023
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(Electronic) Receipt
Appeal
Apr 24, 2023
Apr 24, 2023
Withdrawal of an appeal
Appeal
Mar 13, 2023
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Advice of delivery
Appeal
Jan 17, 2023
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(Electronic) Receipt
Appeal
Jan 19, 2021
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Reply to appeal
Appeal
Sep 9, 2020
Sep 3, 2020
(Electronic) Receipt
Appeal
Sep 3, 2020
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Jul 15, 2020
(Electronic) Receipt
Appeal
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Notice of appeal
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OPPO
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OPPO
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Sep 7, 2017
Aug 10, 2017
Decision to grant a European patent
Search/Exam
Jul 27, 2017
(Electronic) Receipt
Search/Exam
Jul 27, 2017
French translation of claims
Search/Exam
Jul 27, 2017
German translation of the claims
Search/Exam
Jul 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 13, 2017
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Intention to grant (signatures)
Search/Exam
Apr 13, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 13, 2017
Mar 27, 2017
Examination started
Search/Exam
Mar 20, 2017
Mar 1, 2017
Feb 5, 2015
Payment of fees and costs
Search/Exam
Jan 29, 2015
Payment of fees and costs
Search/Exam
Nov 20, 2014
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Jan 25, 2014
Payment of fees and costs
Search/Exam
Feb 6, 2013
Payment of fees and costs
Search/Exam
Oct 14, 2011
Letter concerning the inventor
Search/Exam
Oct 10, 2011
Letter concerning the inventor
Search/Exam
Oct 6, 2011
Sep 28, 2011
Letter which had not been notified
Search/Exam
Sep 21, 2011
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Amended claims with annotations
Search/Exam
Jul 12, 2011
Amendments received before examination
Search/Exam
Jul 12, 2011
Authorisation
Search/Exam
Jul 12, 2011
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2011
Request for entry into the European phase
Search/Exam
Jul 11, 2011
May 20, 2011
Information on entry into European phase
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Oct 5, 2010
Notification of election of EPO
Search/Exam
Sep 28, 2010
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Notification of the recording of a change
Search/Exam
Sep 1, 2010
PCT demand form
PCT2
Aug 27, 2010
Aug 27, 2010
PCT demand form
PCT2
Jul 15, 2010
Copy of the international search report
Search/Exam
Jul 15, 2010
Published international application - A1
Search/Exam
Jan 7, 2010
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Mar 16, 2009
Abstract
PCTISA
Mar 16, 2009
Claims
PCTISA
Mar 16, 2009
Description
PCTISA
Mar 16, 2009
Drawings
PCTISA
Mar 16, 2009