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The patent EP2921626 was granted to Gretsch Unitas Baubeschlge on Feb 21, 2024. The application was filed on Mar 19, 2014 under application number EP14160683A. 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 |
|---|---|---|---|
| GEZE | Jun 5, 2019 | MANITZ FINSTERWALD PATENT UND RECHTSANWALTSPARTNERSCHAFT MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102004041358 |
| OPPOSITION | DE102004041358 |
| OPPOSITION | DE102006002751 |
| OPPOSITION | DE3225795 |
| OPPOSITION | DE4442340 |
| OPPOSITION | GB2462633 |
| OPPOSITION | US2003093872 |
| OPPOSITION | US5901412 |
| OPPOSITION | WO2011066941 |
| OPPOSITION | WO2013079162 |
| SEARCH | DE102006002751 |
| SEARCH | GB2462633 |
| SEARCH | US5901412 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Nov 23, 2021
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Reply to appeal
Appeal
Jul 13, 2021
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(Electronic) Receipt
Appeal
Jul 7, 2021
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(Electronic) Receipt
Appeal
May 7, 2021
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Notice of appeal
Appeal
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Means of redress
OPPO
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Description
OPPO
Jan 22, 2021
Description
OPPO
Jan 22, 2021
Drawings
OPPO
Jan 22, 2021
Drawings
OPPO
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Sep 17, 2018
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Decision to grant a European patent
Search/Exam
Jul 25, 2018
(Electronic) Receipt
Search/Exam
Jul 25, 2018
English translation of the claims
Search/Exam
Jul 25, 2018
Filing of the translations of the claims
Search/Exam
Jul 25, 2018
French translation of claims
Search/Exam
Jul 25, 2018
Letter accompanying subsequently filed items
Search/Exam
Apr 6, 2018
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Intention to grant (signatures)
Search/Exam
Apr 6, 2018
Text intended for grant (clean copy)
Search/Exam
Apr 6, 2018
Mar 21, 2018
Examination started
Search/Exam
Nov 7, 2017
Oct 16, 2017
(Electronic) Receipt
Search/Exam
Oct 16, 2017
Enquiry as to the processing of the file
Search/Exam
Oct 16, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 6, 2017
Feb 3, 2017
Mar 19, 2016
Payment of fees and costs
Search/Exam
Mar 19, 2016
Reply to Written Opinion prepared by the EPO
Search/Exam
Mar 18, 2016
Payment of fees and costs
Search/Exam
Mar 18, 2016
Payment of fees and costs
Search/Exam
Mar 18, 2016
Reply to Written Opinion prepared by the EPO
Search/Exam
Sep 28, 2015
Aug 26, 2015
Notification of forthcoming publication
Search/Exam
Jun 18, 2014
Jun 18, 2014
European search opinion
Search/Exam
Jun 18, 2014
European search report
Search/Exam
Jun 4, 2014
Search started
Search/Exam
May 12, 2014
Communication to designated inventor
Search/Exam
Mar 21, 2014
Designation of inventor
Search/Exam
Mar 21, 2014
Letter concerning the inventor
Search/Exam
Mar 19, 2014
Abstract
Search/Exam
Mar 19, 2014
Mar 19, 2014
Claims
Search/Exam
Mar 19, 2014
Description
Search/Exam
Mar 19, 2014
Drawings
Search/Exam
Mar 19, 2014
Request for grant of a European patent
Search/Exam