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The patent EP2310543 was granted to EFD Induction on May 28, 2025. The application was filed on Jun 26, 2009 under application number EP09776843A. 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 |
|---|---|---|---|
| SKF | May 5, 2020 | WEICKMANN & WEICKMANN | ADMISSIBLE |
| SKF | May 5, 2020 | WEICKMANN & WEICKMANN PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JPH06200326 |
| INTERNATIONAL-SEARCH-REPORT | US3036824 |
| INTERNATIONAL-SEARCH-REPORT | WO2006087152 |
| INTERNATIONAL-SEARCH-REPORT | WO2007082957 |
| OPPOSITION | EP2157193 |
| OPPOSITION | JPH09215605 |
| OPPOSITION | US2144377 |
| OPPOSITION | US4845328 |
| OPPOSITION | US4855556 |
| OPPOSITION | WO2006087152 |
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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Oct 28, 2024
Oct 24, 2024
(Electronic) Receipt
Appeal
Oct 24, 2024
Authorisation
Appeal
Oct 24, 2024
Authorisation
Appeal
Oct 24, 2024
Oct 24, 2024
Oct 9, 2024
Oct 7, 2024
(Electronic) Receipt
Appeal
Oct 7, 2024
Oct 7, 2024
Jul 11, 2024
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Feb 16, 2024
(Electronic) Receipt
Appeal
Feb 16, 2024
Feb 16, 2024
Nov 2, 2023
Nov 2, 2023
Oct 27, 2023
Oct 27, 2023
Aug 11, 2023
Aug 11, 2023
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Aug 4, 2023
(Electronic) Receipt
Appeal
Aug 4, 2023
Aug 4, 2023
Aug 4, 2023
Reply to appeal
Appeal
Jul 28, 2023
Jul 24, 2023
(Electronic) Receipt
Appeal
Jul 24, 2023
Jul 24, 2023
Reply to appeal
Appeal
Jul 19, 2023
(Electronic) Receipt
Appeal
Jul 19, 2023
Jul 19, 2023
Jul 19, 2023
Mar 29, 2023
Mar 29, 2023
Mar 24, 2023
(Electronic) Receipt
Appeal
Mar 24, 2023
Mar 24, 2023
Mar 23, 2023
(Electronic) Receipt
Appeal
Mar 23, 2023
Mar 23, 2023
Feb 1, 2023
Refund of fees
Search/Exam
Jan 31, 2023
Jan 30, 2023
Jan 30, 2023
Jan 25, 2023
(Electronic) Receipt
Appeal
Jan 25, 2023
Jan 25, 2023
Jan 25, 2023
Notice of appeal
Appeal
Jan 24, 2023
(Electronic) Receipt
Appeal
Jan 24, 2023
Jan 24, 2023
Notice of appeal
Appeal
Jan 11, 2023
Jan 5, 2023
Jan 5, 2023
Dec 23, 2022
(Electronic) Receipt
Appeal
Dec 23, 2022
Dec 23, 2022
Notice of appeal
Appeal
Dec 22, 2022
Nov 24, 2022
Nov 24, 2022
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Means of redress
OPPO
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Nov 18, 2019
Oct 24, 2019
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Aug 19, 2019
Jul 11, 2019
Decision to grant a European patent
Search/Exam
Jun 27, 2019
Jun 21, 2019
(Electronic) Receipt
Search/Exam
Jun 21, 2019
English translation of the claims
Search/Exam
Jun 21, 2019
Filing of the translations of the claims
Search/Exam
Jun 21, 2019
French translation of claims
Search/Exam
Mar 7, 2019
Mar 7, 2019
Mar 7, 2019
Intention to grant (signatures)
Search/Exam
Mar 7, 2019
Text intended for grant (clean copy)
Search/Exam
Mar 7, 2019
Sep 26, 2018
(Electronic) Receipt
Search/Exam
Sep 26, 2018
Amended claims with annotations
Search/Exam
Sep 26, 2018
Amended description with annotations
Search/Exam
Sep 26, 2018
Claims
Search/Exam
Sep 26, 2018
Description
Search/Exam
Sep 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 26, 2018
Jul 27, 2018
Jul 23, 2018
(Electronic) Receipt
Search/Exam
Jul 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 23, 2018
Mar 27, 2018
Annex to the communication
Search/Exam
Mar 27, 2018
Communication from the Examining Division
Search/Exam
Apr 7, 2017
Mar 27, 2017
(Electronic) Receipt
Search/Exam
Mar 27, 2017
Annexes in respect of a client data request
Search/Exam
Mar 27, 2017
Annexes in respect of a client data request
Search/Exam
Mar 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2017
Nov 7, 2016
Sep 23, 2016
(Electronic) Receipt
Search/Exam
Sep 23, 2016
Amended claims with annotations
Search/Exam
Sep 23, 2016
Amended description with annotations
Search/Exam
Sep 23, 2016
Claims
Search/Exam
Sep 23, 2016
Description
Search/Exam
Sep 23, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 23, 2016
Jul 15, 2016
Jul 12, 2016
(Electronic) Receipt
Search/Exam
Jul 12, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2016
Mar 14, 2016
Annex to the communication
Search/Exam
Mar 14, 2016
Communication from the Examining Division
Search/Exam
Oct 2, 2015
Sep 10, 2015
Request concerning representative opponent
Search/Exam
Sep 10, 2015
Submission concerning representation
Search/Exam
May 20, 2014
Letter concerning fees and payments
Search/Exam
May 20, 2014
Payment of fees and costs
Search/Exam
May 20, 2014
Payment of fees and costs
Search/Exam
May 14, 2014
Jan 28, 2014
Jan 14, 2014
Nov 12, 2013
Annexes in respect of a client data request
Search/Exam
Nov 12, 2013
Apr 28, 2011
Apr 28, 2011
Amended claims with annotations
Search/Exam
Apr 28, 2011
Amendments received before examination
Search/Exam
Apr 21, 2011
Apr 21, 2011
Amended claims with annotations
Search/Exam
Apr 21, 2011
Amendments received before examination
Search/Exam
Mar 23, 2011
Mar 21, 2011
Feb 3, 2011
Jan 14, 2011
Request for entry into the European phase
Search/Exam
Nov 26, 2010
Information on entry into European phase
Search/Exam
Feb 10, 2010
Jan 21, 2010
Copy of the international search report
Search/Exam
Jan 21, 2010
Copy of the international search report
Search/Exam
Jan 21, 2010
Published international application - A1
Search/Exam
Jan 21, 2010
Published international application - A1
Search/Exam
Oct 13, 2009
Oct 13, 2009
Oct 13, 2009
Jun 26, 2009
Abstract
PCTRO
Jun 26, 2009
Claims
PCTRO
Jun 26, 2009
Description
PCTRO
Jun 26, 2009
Drawings
PCTRO