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The patent EP3602217 was granted to Weiss on Mar 24, 2021. The application was filed on Jul 10, 2018 under application number EP18743431A. 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 |
|---|---|---|---|
| EXPERT TUNKERS | Aug 9, 2021 | BEYER | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102009049618 |
| OPPOSITION | DE10162178 |
| OPPOSITION | DE102005038663 |
| OPPOSITION | DE102007021681 |
| OPPOSITION | DE102009049618 |
| OPPOSITION | DE102015002928 |
| OPPOSITION | DE60303266T |
| OPPOSITION | EP0366594 |
| OPPOSITION | EP0620080 |
| OPPOSITION | EP1413387 |
| OPPOSITION | EP3064417 |
| OPPOSITION | GB1477821 |
| OPPOSITION | JP2006077842 |
| OPPOSITION | US2004144191 |
| OPPOSITION | US2013206514 |
| OPPOSITION | US5644950 |
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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Decision to grant a European patent
Search/Exam
Feb 11, 2021
(Electronic) Receipt
Search/Exam
Feb 11, 2021
English translation of the claims
Search/Exam
Feb 11, 2021
Filing of the translations of the claims
Search/Exam
Feb 11, 2021
French translation of claims
Search/Exam
Feb 11, 2021
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Oct 2, 2020
Text intended for grant (clean copy)
Search/Exam
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Examination started
Search/Exam
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Amended description with annotations
Search/Exam
Dec 20, 2019
Amendments received before examination
Search/Exam
Nov 8, 2019
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Communication to designated inventor
Search/Exam
Nov 6, 2019
Communication to designated inventor
Search/Exam
Oct 25, 2019
(Electronic) Receipt
Search/Exam
Oct 25, 2019
Matter concerning the application
Search/Exam
Oct 25, 2019
Priority search results
Search/Exam
Oct 25, 2019
Request for entry into the European phase
Search/Exam
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Notification of the recording of a change
Search/Exam
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Copy of the international search report
Search/Exam
Jan 24, 2019
Copy of the international search report
Search/Exam
Jan 24, 2019
Published international application - A1
Search/Exam
Nov 26, 2018
ISR: cited documents
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(Electronic) Receipt
PCTRO
Jul 10, 2018
Abstract
PCTRO
Jul 10, 2018
Claims
PCTRO
Jul 10, 2018
Description
PCTRO
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Drawings
PCTRO
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