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The patent EP3273766 was granted to Husqvarna on Apr 8, 2020. The application was filed on Mar 25, 2015 under application number EP15713167A. 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 |
|---|---|---|---|
| MTD PRODUCTS | Jan 11, 2021 | SBD IPADMIN | ADMISSIBLE |
| ANDREAS STIHL | Jan 5, 2021 | PATENTANWALTE RUFF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0395624 |
| INTERNATIONAL-SEARCH-REPORT | EP1358786 |
| INTERNATIONAL-SEARCH-REPORT | EP2625947 |
| INTERNATIONAL-SEARCH-REPORT | FR2823635 |
| INTERNATIONAL-SEARCH-REPORT | US2010101201 |
| INTERNATIONAL-SEARCH-REPORT | US2012318114 |
| INTERNATIONAL-SEARCH-REPORT | US2898725 |
| OPPOSITION | EP0603086 |
| OPPOSITION | EP2625947 |
| OPPOSITION | JPH10210839 |
| OPPOSITION | US2013291506 |
| OPPOSITION | US3604189 |
| OPPOSITION | USD684444S |
| OPPOSITION | WO2013040982 |
| OPPOSITION | WO9624242 |
| OTHER | EP2810548 |
| OTHER | US2013291506 |
| OTHER | US3604189 |
| OTHER | WO2013040982 |
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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Jul 24, 2024
Refund of fees
Appeal
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Decision to grant a European patent
Search/Exam
Mar 3, 2020
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Search/Exam
Mar 3, 2020
French translation of claims
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German translation of the claims
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Mar 3, 2020
Letter accompanying subsequently filed items
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Nov 7, 2019
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Intention to grant (signatures)
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Nov 7, 2019
Text intended for grant (clean copy)
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Nov 7, 2019
Aug 27, 2019
(Electronic) Receipt
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Aug 27, 2019
Amended claims with annotations
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Aug 27, 2019
Claims
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Aug 27, 2019
Description
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Aug 27, 2019
Description
Search/Exam
Aug 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 27, 2019
Jun 18, 2019
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(Electronic) Receipt
Search/Exam
Jun 13, 2019
Letter accompanying subsequently filed items
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Jun 13, 2019
Mar 20, 2019
Annex to the communication
Search/Exam
Mar 20, 2019
Communication from the Examining Division
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Feb 8, 2019
(Electronic) Receipt
Search/Exam
Feb 8, 2019
Amended claims with annotations
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Feb 8, 2019
Amended description with annotations
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Feb 8, 2019
Claims
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Feb 8, 2019
Description
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Feb 8, 2019
Letter accompanying subsequently filed items
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Feb 8, 2019
Nov 23, 2018
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Nov 20, 2018
Letter accompanying subsequently filed items
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Nov 20, 2018
Jul 31, 2018
Annex to the communication
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Jul 31, 2018
Communication from the Examining Division
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Jul 24, 2018
Examination started
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May 17, 2018
(Electronic) Receipt
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May 17, 2018
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Amended claims with annotations
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May 17, 2018
Amendments received before examination
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May 17, 2018
Letter accompanying subsequently filed items
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Jan 4, 2018
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Communication to designated inventor
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Oct 10, 2017
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Sep 5, 2017
Request for entry into the European phase
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Aug 2, 2017
Information on entry into European phase
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Sep 29, 2016
Copy of the international search report
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Sep 29, 2016
Published international application - A1
Search/Exam
Nov 17, 2015
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Jun 2, 2015
(Electronic) Receipt
PCTRO
Mar 25, 2015
(Electronic) Receipt
PCTRO
Mar 25, 2015
Abstract
PCTRO
Mar 25, 2015
Claims
PCTRO
Mar 25, 2015
Description
PCTRO
Mar 25, 2015
Drawings
PCTRO