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The patent EP3228198 was granted to Joyetech Changzhou Electronics on Feb 12, 2020. The application was filed on Aug 20, 2015 under application number EP15867132A. 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 |
|---|---|---|---|
| WEICKMANN & WEICKMANN | Nov 12, 2020 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US2008276947 |
| INTERNATIONAL-SEARCH-REPORT | CN103584285 |
| INTERNATIONAL-SEARCH-REPORT | CN103622162 |
| INTERNATIONAL-SEARCH-REPORT | CN103734915 |
| INTERNATIONAL-SEARCH-REPORT | CN104382239 |
| INTERNATIONAL-SEARCH-REPORT | CN104720120 |
| INTERNATIONAL-SEARCH-REPORT | CN203748669U |
| INTERNATIONAL-SEARCH-REPORT | CN204426707U |
| INTERNATIONAL-SEARCH-REPORT | US2014000638 |
| OPPOSITION | CN103584285 |
| OPPOSITION | CN103622162 |
| OPPOSITION | EP1618803 |
| OPPOSITION | EP2599513 |
| OPPOSITION | EP2609820 |
| OPPOSITION | EP3210480 |
| OPPOSITION | US2008276947 |
| OPPOSITION | US2009151717 |
| OPPOSITION | US2014000638 |
| OPPOSITION | US6234167 |
| OPPOSITION | WO2013083634 |
| SEARCH | EP1618803 |
| SEARCH | EP2609820 |
| SEARCH | EP3210480 |
| SEARCH | US2014000638 |
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.
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Description
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Means of redress
OPPO
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(Electronic) Receipt
Appeal
Oct 7, 2024
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Appeal
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Appeal
Jul 18, 2022
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Refund of fees
Appeal
Jun 30, 2022
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Jun 27, 2022
(Electronic) Receipt
Appeal
Jun 27, 2022
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Withdrawal of an appeal
Appeal
Jun 24, 2022
(Electronic) Receipt
Appeal
Jun 24, 2022
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May 30, 2022
(Electronic) Receipt
Appeal
May 30, 2022
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Notice of appeal
Appeal
May 18, 2022
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(Electronic) Receipt
Appeal
May 13, 2022
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Notice of appeal
Appeal
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OPPO
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Feb 24, 2020
Jan 16, 2020
Decision to grant a European patent
Search/Exam
Dec 30, 2019
(Electronic) Receipt
Search/Exam
Dec 30, 2019
French translation of claims
Search/Exam
Dec 30, 2019
German translation of the claims
Search/Exam
Dec 30, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 25, 2019
Sep 25, 2019
Sep 25, 2019
Intention to grant (signatures)
Search/Exam
Sep 25, 2019
Text intended for grant (clean copy)
Search/Exam
Sep 25, 2019
Jun 25, 2019
(Electronic) Receipt
Search/Exam
Jun 25, 2019
Amended claims with annotations
Search/Exam
Jun 25, 2019
Amended description with annotations
Search/Exam
Jun 25, 2019
Claims
Search/Exam
Jun 25, 2019
Description
Search/Exam
Jun 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 25, 2019
Jun 11, 2019
(Electronic) Receipt
Search/Exam
Jun 11, 2019
Letter concerning fees and payments
Search/Exam
May 20, 2019
Annex to the communication
Search/Exam
May 20, 2019
Communication from the Examining Division
Search/Exam
Mar 6, 2019
(Electronic) Receipt
Search/Exam
Mar 6, 2019
Amended claims with annotations
Search/Exam
Mar 6, 2019
Claims
Search/Exam
Mar 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 6, 2019
Nov 5, 2018
Annex to the communication
Search/Exam
Nov 5, 2018
Communication from the Examining Division
Search/Exam
Oct 29, 2018
Examination started
Search/Exam
Jul 25, 2018
(Electronic) Receipt
Search/Exam
Jul 25, 2018
Jul 17, 2018
Jun 29, 2018
(Electronic) Receipt
Search/Exam
Jun 29, 2018
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Amended claims with annotations
Search/Exam
Jun 29, 2018
Amendments received before examination
Search/Exam
Jun 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2018
Translation of priority document
Search/Exam
Jun 29, 2018
Translation of priority document
Search/Exam
Jun 29, 2018
Translation of priority document
Search/Exam
Jun 13, 2018
Refund of fees
Search/Exam
Jun 12, 2018
(Electronic) Receipt
Search/Exam
Jun 12, 2018
Letter concerning fees and payments
Search/Exam
May 16, 2018
(Electronic) Receipt
Search/Exam
May 16, 2018
Letter concerning fees and payments
Search/Exam
Jan 3, 2018
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Dec 8, 2017
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European search opinion
Search/Exam
Dec 8, 2017
Information on Search Strategy
Search/Exam
Dec 8, 2017
Supplementary European search report
Search/Exam
Nov 24, 2017
Search started
Search/Exam
Sep 13, 2017
Notification of forthcoming publication
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Aug 2, 2017
Communication to designated inventor
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Jul 3, 2017
(Electronic) Receipt
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Jul 3, 2017
Abstract
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Jul 3, 2017
Claims
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Jul 3, 2017
Description
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Jul 3, 2017
Drawings
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Jul 3, 2017
Priority search results
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Jul 3, 2017
Request for entry into the European phase
Search/Exam
Jun 27, 2017
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Apr 21, 2017
Information on entry into European phase
Search/Exam
Jul 5, 2016
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Jun 16, 2016
Copy of the international search report
Search/Exam
Jun 16, 2016
Jun 16, 2016
International publication pamphlet
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