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The patent EP2305439 was granted to Makita on Nov 27, 2024. The application was filed on Sep 24, 2010 under application number EP10179226A. 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 |
|---|---|---|---|
| ANDREAS STIHL | Sep 18, 2020 | KARZEL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JPS60125603 |
| OPPOSITION | DE102008007786 |
| OPPOSITION | EP0628762 |
| OPPOSITION | EP0761398 |
| OPPOSITION | EP1411676 |
| OPPOSITION | JPS57175702U |
| OPPOSITION | JPS60125603 |
| OPPOSITION | US2004207351 |
| OPPOSITION | US4543723 |
| OPPOSITION | US4680862 |
| OPPOSITION | WO2006068482 |
| SEARCH | EP0761398 |
| SEARCH | EP1411626 |
| SEARCH | JPS57175702U |
| SEARCH | US2004207351 |
| SEARCH | US4543723 |
| SEARCH | US4680862 |
| SEARCH | WO2006068482 |
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 31, 2024
Oct 31, 2024
Sep 10, 2024
Sep 10, 2024
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Jun 21, 2024
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Jan 25, 2024
Advice of delivery
Appeal
Jan 25, 2024
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Jan 25, 2024
Nov 29, 2023
Refund of fees
Appeal
Nov 27, 2023
Nov 27, 2023
Nov 27, 2023
Oct 16, 2023
Oct 16, 2023
Oct 16, 2023
Oct 11, 2023
(Electronic) Receipt
Appeal
Oct 11, 2023
Oct 11, 2023
Jul 28, 2023
Jul 25, 2023
(Electronic) Receipt
Appeal
Jul 25, 2023
Jul 25, 2023
Jun 30, 2023
Advice of delivery
Appeal
Jun 27, 2023
Jun 27, 2023
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Apr 28, 2023
Apr 26, 2023
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(Electronic) Receipt
Appeal
Apr 24, 2023
Advice of delivery
Appeal
Apr 24, 2023
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Apr 20, 2023
(Electronic) Receipt
Appeal
Apr 20, 2023
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Apr 20, 2023
Apr 20, 2023
Apr 13, 2023
Apr 6, 2023
(Electronic) Receipt
Appeal
Apr 6, 2023
Apr 6, 2023
Mar 20, 2023
Advice of delivery
Appeal
Mar 17, 2023
Mar 17, 2023
Mar 14, 2023
Feb 9, 2023
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Jan 4, 2023
Dec 28, 2022
(Electronic) Receipt
Appeal
Dec 28, 2022
Dec 28, 2022
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Description
Appeal
Dec 28, 2022
Description
Appeal
Dec 28, 2022
Description
Appeal
Dec 28, 2022
Dec 28, 2022
Reply to appeal
Appeal
Dec 22, 2022
(Electronic) Receipt
Appeal
Dec 22, 2022
Dec 22, 2022
Reply to appeal
Appeal
Sep 5, 2022
Aug 31, 2022
Aug 19, 2022
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Aug 16, 2022
(Electronic) Receipt
Appeal
Aug 16, 2022
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Claims
Appeal
Aug 16, 2022
Claims
Appeal
Aug 16, 2022
Claims
Appeal
Aug 16, 2022
Description
Appeal
Aug 16, 2022
Description
Appeal
Aug 16, 2022
Description
Appeal
Aug 16, 2022
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Aug 8, 2022
(Electronic) Receipt
Appeal
Aug 8, 2022
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Jun 20, 2022
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Jun 14, 2022
(Electronic) Receipt
Appeal
Jun 14, 2022
Jun 14, 2022
Jun 14, 2022
Jun 14, 2022
Notice of appeal
Appeal
Jun 8, 2022
(Electronic) Receipt
Appeal
Jun 8, 2022
Jun 8, 2022
Notice of appeal
Appeal
Apr 14, 2022
Apr 13, 2022
Apr 8, 2022
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General enquiry
OPPO
Apr 8, 2022
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Means of redress
OPPO
Apr 8, 2022
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Description
OPPO
Oct 14, 2021
Description
OPPO
Oct 14, 2021
Description
OPPO
Oct 14, 2021
Drawings
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Oct 14, 2021
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Oct 8, 2021
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Description
OPPO
Jan 29, 2021
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Oct 9, 2020
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Authorisation
OPPO
Oct 9, 2020
Oct 2, 2020
Oct 2, 2020
Sep 25, 2020
Sep 18, 2020
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Jan 2, 2020
Nov 21, 2019
Decision to grant a European patent
Search/Exam
Nov 11, 2019
(Electronic) Receipt
Search/Exam
Nov 11, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2019
Filing of the translations of the claims
Search/Exam
Nov 8, 2019
French translation of claims
Search/Exam
Nov 8, 2019
German translation of the claims
Search/Exam
Jul 10, 2019
Jul 10, 2019
Jul 10, 2019
Intention to grant (signatures)
Search/Exam
Jul 10, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 10, 2019
Aug 23, 2017
Amended claims with annotations
Search/Exam
Aug 23, 2017
Claims
Search/Exam
Aug 23, 2017
Apr 19, 2017
Annex to the communication
Search/Exam
Apr 19, 2017
Communication from the Examining Division
Search/Exam
Apr 10, 2017
Examination started
Search/Exam
Jan 19, 2017
(Electronic) Receipt
Search/Exam
Jan 19, 2017
Enquiry as to the processing of the file
Search/Exam
Jan 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2016
May 31, 2016
Jun 29, 2015
Jun 22, 2015
Nov 17, 2014
Submission concerning representation
Search/Exam
Jun 20, 2013
Jun 20, 2013
Jun 20, 2013
Jun 20, 2013
Amendments received before examination
Search/Exam
Jun 20, 2013
Payment of fees and costs
Search/Exam
Jan 7, 2013
Nov 30, 2012
Nov 30, 2012
European search opinion
Search/Exam
Nov 30, 2012
European search report
Search/Exam
May 25, 2012
Letter concerning fees and payments
Search/Exam
Apr 26, 2012
Apr 26, 2012
Partial European search report
Search/Exam
Mar 23, 2012
General enquiry
Search/Exam
Jun 2, 2011
Correction to A-publication
Search/Exam
Apr 28, 2011
Apr 13, 2011
Request for correction of the publication
Search/Exam
Mar 9, 2011
Notification of forthcoming publication
Search/Exam
Jan 14, 2011
Modified abstract
Search/Exam
Dec 2, 2010
Nov 26, 2010
Nov 4, 2010
Sep 24, 2010
Abstract
Search/Exam
Sep 24, 2010
Sep 24, 2010
Claims
Search/Exam
Sep 24, 2010
Description
Search/Exam
Sep 24, 2010
Designation of inventor
Search/Exam
Sep 24, 2010
Designation of inventor
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Sep 24, 2010
Designation of inventor
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Sep 24, 2010
Drawings
Search/Exam
Sep 24, 2010
Letter concerning fees and payments
Search/Exam
Sep 24, 2010
Request for grant of a European patent
Search/Exam