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The patent EP3290359 was granted to BIG Belly Solar on Dec 15, 2021. The application was filed on Jul 21, 2011 under application number EP17186644A. 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 |
|---|---|---|---|
| ECONX WASTE SOLUTIONS | Sep 13, 2022 | EP&C | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2005153754 |
| DESCRIPTION | US2007101875 |
| OPPOSITION | EP1772112 |
| OPPOSITION | KR20070072315 |
| OPPOSITION | US2007101875 |
| OPPOSITION | US2007209529 |
| OPPOSITION | US2008067227 |
| OPPOSITION | US2009161907 |
| OPPOSITION | WO0023263 |
| OPPOSITION | WO2006073224 |
| SEARCH | DE20318149U |
| SEARCH | EP0899215 |
| SEARCH | EP1225137 |
| SEARCH | EP1508535 |
| SEARCH | US2007101875 |
| SEARCH | US2009161907 |
| SEARCH | WO2007101301 |
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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Dec 19, 2025
Refund of fees
Appeal
Dec 12, 2025
(Electronic) Receipt
Appeal
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Dec 12, 2025
Withdrawal of an appeal
Appeal
Aug 18, 2025
Aug 18, 2025
Aug 18, 2025
Aug 12, 2025
Jul 16, 2025
Jun 6, 2025
Jun 3, 2025
(Electronic) Receipt
Appeal
Jun 3, 2025
Jun 3, 2025
Jun 3, 2025
Jun 3, 2025
Jun 3, 2025
Reply to appeal
Appeal
Feb 4, 2025
Jan 30, 2025
(Electronic) Receipt
Appeal
Jan 30, 2025
Jan 30, 2025
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Jan 15, 2025
Jan 10, 2025
(Electronic) Receipt
Appeal
Jan 10, 2025
Jan 10, 2025
Dec 4, 2024
Dec 4, 2024
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Dec 4, 2024
Nov 29, 2024
(Electronic) Receipt
Appeal
Nov 29, 2024
Nov 29, 2024
Notice of appeal
Appeal
Sep 30, 2024
Sep 30, 2024
Sep 30, 2024
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Sep 30, 2024
Means of redress
OPPO
Sep 30, 2024
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Mar 17, 2022
Mar 10, 2022
(Electronic) Receipt
Search/Exam
Mar 10, 2022
Annexes in respect of a client data request
Search/Exam
Mar 10, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 10, 2022
Jan 21, 2022
Document concerning representation
Search/Exam
Jan 5, 2022
Dec 26, 2021
Document concerning representation
Search/Exam
Nov 18, 2021
Decision to grant a European patent
Search/Exam
Nov 8, 2021
(Electronic) Receipt
Search/Exam
Nov 8, 2021
Filing of the translations of the claims
Search/Exam
Nov 8, 2021
French translation of claims
Search/Exam
Nov 8, 2021
German translation of the claims
Search/Exam
Nov 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2021
Aug 12, 2021
Aug 12, 2021
Intention to grant (signatures)
Search/Exam
Aug 12, 2021
Text intended for grant (clean copy)
Search/Exam
Aug 12, 2021
Jul 2, 2019
(Electronic) Receipt
Search/Exam
Jul 2, 2019
Amended claims with annotations
Search/Exam
Jul 2, 2019
Amended description with annotations
Search/Exam
Jul 2, 2019
Claims
Search/Exam
Jul 2, 2019
Description
Search/Exam
Jul 2, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2019
May 8, 2019
May 3, 2019
(Electronic) Receipt
Search/Exam
May 3, 2019
Letter accompanying subsequently filed items
Search/Exam
May 3, 2019
Jan 3, 2019
Annex to the communication
Search/Exam
Jan 3, 2019
Communication from the Examining Division
Search/Exam
Dec 13, 2018
Examination started
Search/Exam
Sep 7, 2018
(Electronic) Receipt
Search/Exam
Sep 7, 2018
Sep 7, 2018
Amended claims with annotations
Search/Exam
Sep 7, 2018
Amendments received before examination
Search/Exam
Sep 7, 2018
Letter concerning fees and payments
Search/Exam
Mar 12, 2018
Feb 7, 2018
Notification of forthcoming publication
Search/Exam
Feb 1, 2018
Feb 1, 2018
European search opinion
Search/Exam
Feb 1, 2018
European search report
Search/Exam
Feb 1, 2018
Information on Search Strategy
Search/Exam
Jan 26, 2018
Modified abstract
Search/Exam
Dec 18, 2017
Search started
Search/Exam
Oct 10, 2017
Communication to designated inventor
Search/Exam
Oct 10, 2017
Communication to designated inventor
Search/Exam
Aug 17, 2017
Abstract
Search/Exam
Aug 17, 2017
Aug 17, 2017
Claims
Search/Exam
Aug 17, 2017
Description
Search/Exam
Aug 17, 2017
Designation of inventor
Search/Exam
Aug 17, 2017
Drawings
Search/Exam
Aug 17, 2017
Letter concerning the priority
Search/Exam
Aug 17, 2017
Request for grant of a European patent
Search/Exam
Feb 22, 2012