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The patent EP3326851 was granted to Inalfa Roof Systems Group on Jun 22, 2022. The application was filed on Nov 28, 2016 under application number EP16200972A. 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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| WEBASTO | Mar 4, 2020 | EPPING HERMANN FISCHER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102004050107 |
| OPPOSITION | DE102016105587 |
| OPPOSITION | DE19851366 |
| OPPOSITION | DE20122831U |
| OPPOSITION | DE202004015344U |
| OPPOSITION | DE202005016483U |
| OPPOSITION | DE202005018138U |
| OPPOSITION | DE202010003687U |
| OPPOSITION | DE2914855 |
| OPPOSITION | DE3832681 |
| OPPOSITION | DE4012635 |
| OPPOSITION | DE4014487 |
| OPPOSITION | DE9101213U |
| OPPOSITION | EP1170161 |
| OPPOSITION | FR2960477 |
| OPPOSITION | JP2009280122 |
| OPPOSITION | JP4504797B |
| OPPOSITION | JPH0678039U |
| OPPOSITION | JPH11240333 |
| OPPOSITION | JPS6361629 |
| OPPOSITION | US4390203 |
| OPPOSITION | US5080429 |
| OPPOSITION | US7905542 |
| OPPOSITION | WO03024730 |
| SEARCH | DE4012635 |
| SEARCH | DE4014487 |
| SEARCH | JP2006168531 |
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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May 27, 2022
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Refund of fees
Appeal
Mar 30, 2022
Refund of fees
Appeal
Mar 28, 2022
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(Electronic) Receipt
Appeal
Mar 22, 2022
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
Dec 10, 2021
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(Electronic) Receipt
Appeal
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Appeal
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Notice of appeal
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(Electronic) Receipt
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Notice of appeal
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Decision to grant a European patent
Search/Exam
Apr 24, 2019
(Electronic) Receipt
Search/Exam
Apr 24, 2019
Filing of the translations of the claims
Search/Exam
Apr 24, 2019
French translation of claims
Search/Exam
Apr 24, 2019
German translation of the claims
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Intention to grant (signatures)
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Mar 20, 2019
Text intended for grant (clean copy)
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Mar 20, 2019
Feb 4, 2019
Examination started
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Nov 15, 2018
(Electronic) Receipt
Search/Exam
Nov 15, 2018
Nov 15, 2018
Amended claims with annotations
Search/Exam
Nov 15, 2018
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Amended description with annotations
Search/Exam
Nov 15, 2018
Amendments received before examination
Search/Exam
Nov 15, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 5, 2018
May 3, 2018
Notification of forthcoming publication
Search/Exam
Jun 21, 2017
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European search opinion
Search/Exam
Jun 21, 2017
European search report
Search/Exam
Jun 21, 2017
Information on Search Strategy
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Jun 14, 2017
Modified abstract
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Jun 6, 2017
Search started
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Jan 20, 2017
Communication to designated inventor
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Communication to designated inventor
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Nov 28, 2016
Abstract
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Nov 28, 2016
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Claims
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Nov 28, 2016
Description
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Nov 28, 2016
Designation of inventor
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Nov 28, 2016
Drawings
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Nov 28, 2016
Request for grant of a European patent
Search/Exam