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The patent EP3746660 was granted to Husqvarna on Apr 5, 2023. The application was filed on Jan 31, 2019 under application number EP19703279A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| EINHELL GERMANY | Dec 19, 2023 | WITHERS & ROGERS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1455092 |
| INTERNATIONAL-SEARCH-REPORT | US2010303654 |
| INTERNATIONAL-SEARCH-REPORT | US2017122325 |
| INTERNATIONAL-SEARCH-REPORT | US5669323 |
| INTERNATIONAL-SEARCH-REPORT | US6146108 |
| OPPOSITION | AU2016100642 |
| OPPOSITION | CN206545602U |
| OPPOSITION | CN206617333U |
| OPPOSITION | DE19540681 |
| OPPOSITION | DE3710306 |
| OPPOSITION | JP2001126687 |
| OPPOSITION | KR20160062888 |
| OPPOSITION | US2010303654 |
| OPPOSITION | US2015050169 |
| OPPOSITION | US2017122325 |
| OPPOSITION | US4031312 |
| OPPOSITION | US4031312U |
| OPPOSITION | US4036396 |
| OPPOSITION | US4102466 |
| OPPOSITION | US4342493 |
| OPPOSITION | US4381063 |
| OPPOSITION | US5280135 |
| OPPOSITION | US5669323 |
| OPPOSITION | US5848904 |
| OPPOSITION | US6146108 |
| OPPOSITION | US7255294 |
| OPPOSITION | US7947901 |
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, 2025
Oct 31, 2025
Oct 27, 2025
(Electronic) Receipt
Appeal
Oct 27, 2025
(Electronic) Receipt
Appeal
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Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
Aug 27, 2025
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Appeal
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Decision to grant a European patent
Search/Exam
Feb 23, 2023
(Electronic) Receipt
Search/Exam
Feb 23, 2023
French translation of claims
Search/Exam
Feb 23, 2023
German translation of the claims
Search/Exam
Feb 23, 2023
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jan 10, 2023
Text intended for grant (clean copy)
Search/Exam
Jan 10, 2023
Oct 29, 2021
(Electronic) Receipt
Search/Exam
Oct 29, 2021
Amended claims with annotations
Search/Exam
Oct 29, 2021
Amended description with annotations
Search/Exam
Oct 29, 2021
Claims
Search/Exam
Oct 29, 2021
Description
Search/Exam
Oct 29, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 29, 2021
Aug 12, 2021
Annex to the communication
Search/Exam
Aug 12, 2021
Communication from the Examining Division
Search/Exam
Aug 9, 2021
Examination started
Search/Exam
May 6, 2021
(Electronic) Receipt
Search/Exam
May 6, 2021
Letter accompanying subsequently filed items
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May 6, 2021
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Refund of fees
Search/Exam
May 18, 2020
Information regarding early processing
Search/Exam
May 8, 2020
(Electronic) Receipt
Search/Exam
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Matter concerning the application
Search/Exam
May 8, 2020
Request for entry into the European phase
Search/Exam
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Notification of election of EPO
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PCT demand form
PCT2
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Copy of the international search report
Search/Exam
Aug 8, 2019
Published international application - A1
Search/Exam
Jul 12, 2019
ISR: cited documents
PCTISA
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(Electronic) Receipt
PCTRO
Jan 31, 2019
Abstract
PCTRO
Jan 31, 2019
Claims
PCTRO
Jan 31, 2019
Description
PCTRO
Jan 31, 2019
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Drawings
PCTRO
Jan 31, 2019