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The patent EP3480916 was granted to ABB Power Grids Switzerland on Jan 5, 2022. The application was filed on Nov 2, 2017 under application number EP17199787A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SIEMENS | Oct 5, 2022 | SIEMENS PATENT ATTORNEYS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1191662 |
| OPPOSITION | EP1191662 |
| OPPOSITION | US2008127210 |
| OPPOSITION | US2012173958 |
| OPPOSITION | US2012191959 |
| OPPOSITION | US2012239170 |
| OPPOSITION | US2014344559 |
| OPPOSITION | US2017063085 |
| OPPOSITION | US2017115645 |
| OPPOSITION | WO2014175884 |
| SEARCH | US2008127210 |
| SEARCH | US2014344559 |
| SEARCH | US2017063085 |
| SEARCH | WO2014175884 |
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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Dec 9, 2021
Decision to grant a European patent
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Nov 9, 2021
Nov 4, 2021
(Electronic) Receipt
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Nov 4, 2021
Annexes in respect of a client data request
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Nov 4, 2021
Letter accompanying subsequently filed items
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Nov 4, 2021
Oct 7, 2021
(Electronic) Receipt
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Oct 7, 2021
Filing of the translations of the claims
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Oct 7, 2021
French translation of claims
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Oct 7, 2021
German translation of the claims
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Oct 7, 2021
Letter accompanying subsequently filed items
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May 31, 2021
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Intention to grant (signatures)
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May 31, 2021
Text intended for grant (clean copy)
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May 31, 2021
May 14, 2021
Annex to the communication
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May 14, 2021
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Apr 9, 2021
(Electronic) Receipt
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Apr 9, 2021
Amended description with annotations
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Amended description with annotations
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Amended description with annotations
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Amended description with annotations
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Amended description with annotations
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Amended description with annotations
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Apr 9, 2021
Description
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Description
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Description
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Description
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Description
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Description
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Apr 9, 2021
Letter accompanying subsequently filed items
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Apr 9, 2021
Mar 29, 2021
(Electronic) Receipt
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Mar 29, 2021
Letter accompanying subsequently filed items
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Mar 29, 2021
Mar 26, 2021
Annex to the communication
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Mar 26, 2021
Consultation by telephone/in person
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Mar 26, 2021
Mar 26, 2021
Mar 11, 2021
(Electronic) Receipt
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Mar 11, 2021
Amended claims with annotations
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Mar 11, 2021
Amended claims with annotations
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Mar 11, 2021
Amended claims with annotations
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Amended claims with annotations
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Mar 11, 2021
Claims
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Mar 11, 2021
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Mar 11, 2021
Letter accompanying subsequently filed items
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Mar 11, 2021
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Annexes in respect of a client data request
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Feb 12, 2021
Annexes in respect of a client data request
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Annexes in respect of a client data request
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Feb 12, 2021
Oct 22, 2020
Annex to the communication
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Oct 22, 2020
Summons to attend oral proceedings
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Oct 14, 2020
Sep 28, 2020
(Electronic) Receipt
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Sep 28, 2020
Letter accompanying subsequently filed items
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Sep 28, 2020
Sep 24, 2020
Annex to the communication
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Sep 24, 2020
Summons to attend oral proceedings
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Jun 29, 2020
(Electronic) Receipt
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Jun 29, 2020
Amended claims with annotations
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Jun 29, 2020
Amended description with annotations
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Jun 29, 2020
Claims
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Jun 29, 2020
Description
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Jun 29, 2020
Letter accompanying subsequently filed items
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Jun 29, 2020
Jun 24, 2020
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(Electronic) Receipt
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Jun 18, 2020
Letter accompanying subsequently filed items
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Jun 18, 2020
Feb 13, 2020
Annex to the communication
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Feb 13, 2020
Communication from the Examining Division
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Feb 6, 2020
Examination started
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Nov 7, 2019
(Electronic) Receipt
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Nov 7, 2019
Nov 7, 2019
Amended claims with annotations
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Nov 7, 2019
Nov 7, 2019
Amended description with annotations
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Nov 7, 2019
Amendments received before examination
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Nov 7, 2019
Letter accompanying subsequently filed items
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May 13, 2019
Apr 10, 2019
Notification of forthcoming publication
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Oct 1, 2018
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European search opinion
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Apr 5, 2018
European search report
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Apr 5, 2018
Information on Search Strategy
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Mar 23, 2018
Search started
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Jan 3, 2018
Communication to designated inventor
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Jan 3, 2018
Communication to designated inventor
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Nov 2, 2017
Abstract
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Nov 2, 2017
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Claims
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Nov 2, 2017
Description
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Nov 2, 2017
Designation of inventor
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Drawings
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Nov 2, 2017
Request for grant of a European patent
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