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The patent EP3135385 was granted to Massold on Feb 9, 2022. The application was filed on Aug 25, 2015 under application number EP15182356A. 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 |
|---|---|---|---|
| M INNOVATIVE PROPERTIES | Dec 7, 2018 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1366823 |
| OPPOSITION | EP1366823 |
| OPPOSITION | EP1902786 |
| OPPOSITION | US2006102550 |
| OPPOSITION | US2007269341 |
| OPPOSITION | US2011278206 |
| OPPOSITION | US4882055 |
| OPPOSITION | US5417860 |
| OPPOSITION | US8845895 |
| OPPOSITION | WO9832539 |
| SEARCH | DE29825120U |
| SEARCH | EP1366823 |
| SEARCH | EP1902786 |
| SEARCH | US2006102550 |
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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Jan 13, 2022
Jan 13, 2022
Jan 10, 2022
Dec 22, 2021
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Nov 12, 2021
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Nov 8, 2021
Oct 19, 2021
Refund of fees
Appeal
Oct 15, 2021
Oct 15, 2021
Oct 12, 2021
Oct 6, 2021
Withdrawal of an appeal
Appeal
Sep 22, 2021
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Sep 20, 2021
General enquiry
Appeal
Sep 17, 2021
General enquiry
Appeal
Sep 2, 2021
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Notice of appeal
Appeal
Aug 23, 2021
Notice of appeal
Appeal
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Means of redress
OPPO
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Description
OPPO
Dec 4, 2019
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Mar 19, 2018
Feb 8, 2018
Decision to grant a European patent
Search/Exam
Jan 19, 2018
English translation of the claims
Search/Exam
Jan 19, 2018
Filing of the translations of the claims
Search/Exam
Jan 19, 2018
French translation of claims
Search/Exam
Oct 24, 2017
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Intention to grant (signatures)
Search/Exam
Oct 24, 2017
Text intended for grant (clean copy)
Search/Exam
Oct 24, 2017
Oct 12, 2017
Aug 30, 2017
Examination started
Search/Exam
Aug 8, 2017
Letter concerning fees and payments
Search/Exam
Aug 8, 2017
Payment of fees and costs
Search/Exam
Jul 21, 2017
Jul 7, 2017
(Electronic) Receipt
Search/Exam
Jul 7, 2017
Enquiry as to the processing of the file
Search/Exam
Jul 7, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 2, 2017
Payment of fees and costs
Search/Exam
Jun 2, 2017
Payment of fees and costs
Search/Exam
Apr 11, 2017
Apr 11, 2017
Amended claims with annotations
Search/Exam
Apr 11, 2017
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Amended description with annotations
Search/Exam
Apr 11, 2017
Amendments received before examination
Search/Exam
Apr 11, 2017
Payment of fees and costs
Search/Exam
Mar 6, 2017
Feb 1, 2017
Notification of forthcoming publication
Search/Exam
Feb 16, 2016
Feb 16, 2016
European search opinion
Search/Exam
Feb 16, 2016
European search report
Search/Exam
Feb 16, 2016
Information on Search Strategy
Search/Exam
Feb 3, 2016
Search started
Search/Exam
Sep 17, 2015
Payment of fees and costs
Search/Exam
Sep 17, 2015
Payment of fees and costs
Search/Exam
Aug 25, 2015
Abstract
Search/Exam
Aug 25, 2015
Aug 25, 2015
Claims
Search/Exam
Aug 25, 2015
Description
Search/Exam
Aug 25, 2015
Designation of inventor
Search/Exam
Aug 25, 2015
Drawings
Search/Exam
Aug 25, 2015
Request for grant of a European patent
Search/Exam