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The patent EP3359469 was granted to Kuhl on Sep 29, 2021. The application was originally filed on Dec 16, 2016 under application number EP16828714A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102011052149 |
| DESCRIPTION | US2010051861 |
| DESCRIPTION | US7048975 |
| DESCRIPTION | WO2013120997 |
| DESCRIPTION | WO2014067507 |
| DESCRIPTION | WO2015177591 |
| INTERNATIONAL-SEARCH-REPORT | EP0603876 |
| INTERNATIONAL-SEARCH-REPORT | GB2189789 |
| INTERNATIONAL-SEARCH-REPORT | US5349000 |
| INTERNATIONAL-SEARCH-REPORT | WO2009153275 |
| INTERNATIONAL-SEARCH-REPORT | WO2014202694 |
| INTERNATIONAL-SEARCH-REPORT | WO2015158838 |
| INTERNATIONAL-SEARCH-REPORT | WO2015177591 |
| OPPOSITION | CN102977565 |
| OPPOSITION | CN103044716 |
| OPPOSITION | DE19802718 |
| OPPOSITION | EP0157612 |
| OPPOSITION | EP0441666 |
| OPPOSITION | EP0584590 |
| OPPOSITION | JP2003026887 |
| OPPOSITION | JP2005015814 |
| OPPOSITION | US2002128384 |
| OPPOSITION | US2013131224 |
| OPPOSITION | US2015274413 |
| OPPOSITION | US4261473 |
| OPPOSITION | US5393804 |
| OPPOSITION | WO2007118280 |
| OPPOSITION | WO2015082982 |
| OPPOSITION | WO2015177591 |
| OPPOSITION | WO9216583 |
| OPPOSITION | WO9320140 |
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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Sep 2, 2021
Aug 30, 2021
Aug 18, 2021
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Jul 27, 2021
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Authorisation
OPPO
May 3, 2021
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Means of redress
OPPO
Apr 9, 2021
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Apr 24, 2019
Mar 14, 2019
Decision to grant a European patent
Search/Exam
Feb 28, 2019
(Electronic) Receipt
Search/Exam
Feb 28, 2019
English translation of the claims
Search/Exam
Feb 28, 2019
Filing of the translations of the claims
Search/Exam
Feb 28, 2019
French translation of claims
Search/Exam
Feb 28, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 18, 2019
Jan 18, 2019
Jan 18, 2019
Intention to grant (signatures)
Search/Exam
Jan 18, 2019
Text intended for grant (clean copy)
Search/Exam
Jan 18, 2019
Dec 27, 2018
Payment of fees and costs
Search/Exam
Dec 27, 2018
Payment of fees and costs
Search/Exam
Dec 7, 2018
Examination started
Search/Exam
Aug 13, 2018
Aug 13, 2018
Jul 18, 2018
Jun 12, 2018
May 22, 2018
May 22, 2018
Information regarding early processing
Search/Exam
May 9, 2018
(Electronic) Receipt
Search/Exam
May 9, 2018
Priority search results
Search/Exam
May 9, 2018
Request for entry into the European phase
Search/Exam
Apr 5, 2018
Apr 5, 2018
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Feb 15, 2018
Feb 15, 2018
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Jan 5, 2018
Written opinion
PCT2
Jan 5, 2018
Jan 5, 2018
Aug 30, 2017
Aug 15, 2017
Notification of election of EPO
Search/Exam
Aug 10, 2017
Copy of the international search report
Search/Exam
Aug 10, 2017
Copy of the international search report
Search/Exam
Aug 10, 2017
Published international application - A1
Search/Exam
Jul 13, 2017
Jul 6, 2017
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PCT demand form
PCT2
Jul 6, 2017
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Mar 27, 2017
ISR: cited documents
PCTISA
Mar 27, 2017
Mar 24, 2017
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Mar 24, 2017
Jan 31, 2017
Jan 24, 2017
Jan 13, 2017
Jan 13, 2017
Payment of fees and costs
Search/Exam
Jan 10, 2017
Dec 16, 2016
(Electronic) Receipt
PCTRO
Dec 16, 2016
Abstract
PCTRO
Dec 16, 2016
Claims
PCTRO
Dec 16, 2016
Description
PCTRO
Dec 16, 2016
Dec 16, 2016
Drawings
PCTRO
Dec 16, 2016