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The patent EP3279423 was granted to Wanzl on Apr 22, 2020. The application was filed on Jul 6, 2017 under application number EP17179926A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| DORMAKABA DEUTSCHLAND | Jan 21, 2021 | BALDER LAW | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO9724503 |
| OPPOSITION | EP1577842 |
| OPPOSITION | EP1619637 |
| OPPOSITION | EP2233680 |
| OPPOSITION | US2015308179 |
| OPPOSITION | WO2014160448 |
| OPPOSITION | WO9724503 |
| SEARCH | DE19549040 |
| SEARCH | DE20111709U |
| SEARCH | GB2175348 |
| SEARCH | US2015308179 |
| SEARCH | WO2012017266 |
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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May 6, 2020
Mar 26, 2020
Decision to grant a European patent
Search/Exam
Mar 12, 2020
(Electronic) Receipt
Search/Exam
Mar 12, 2020
English translation of the claims
Search/Exam
Mar 12, 2020
French translation of claims
Search/Exam
Mar 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 6, 2020
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Feb 6, 2020
Intention to grant (signatures)
Search/Exam
Feb 6, 2020
Text intended for grant (clean copy)
Search/Exam
Feb 6, 2020
Jan 31, 2020
Jan 28, 2020
Jan 16, 2020
Jan 9, 2020
(Electronic) Receipt
Search/Exam
Jan 9, 2020
Abstract
Search/Exam
Jan 9, 2020
Abstract
Search/Exam
Jan 9, 2020
Amended claims with annotations
Search/Exam
Jan 9, 2020
Amended description with annotations
Search/Exam
Jan 9, 2020
Claims
Search/Exam
Jan 9, 2020
Description
Search/Exam
Jan 9, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 9, 2020
Sep 4, 2019
Annex to the communication
Search/Exam
Sep 4, 2019
Communication from the Examining Division
Search/Exam
Aug 21, 2019
Amended claims with annotations
Search/Exam
Aug 21, 2019
Claims
Search/Exam
Aug 21, 2019
Apr 25, 2019
Annex to the communication
Search/Exam
Apr 25, 2019
Communication from the Examining Division
Search/Exam
Apr 1, 2019
(Electronic) Receipt
Search/Exam
Apr 1, 2019
Claims
Search/Exam
Apr 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2019
Feb 6, 2019
Feb 1, 2019
Sep 24, 2018
Annex to the communication
Search/Exam
Sep 24, 2018
Communication from the Examining Division
Search/Exam
Sep 14, 2018
Examination started
Search/Exam
Aug 7, 2018
(Electronic) Receipt
Search/Exam
Aug 7, 2018
Aug 7, 2018
Amendments received before examination
Search/Exam
Aug 7, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 12, 2018
Jan 10, 2018
Notification of forthcoming publication
Search/Exam
Nov 29, 2017
Nov 29, 2017
European search opinion
Search/Exam
Nov 29, 2017
European search report
Search/Exam
Nov 29, 2017
Information on Search Strategy
Search/Exam
Nov 20, 2017
Search started
Search/Exam
Sep 29, 2017
Communication to designated inventor
Search/Exam
Sep 29, 2017
Communication to designated inventor
Search/Exam
Sep 29, 2017
Communication to designated inventor
Search/Exam
Aug 11, 2017
Letter concerning the priority
Search/Exam
Aug 11, 2017
Priority document
Search/Exam
Jul 6, 2017
Abstract
Search/Exam
Jul 6, 2017
Jul 6, 2017
Claims
Search/Exam
Jul 6, 2017
Description
Search/Exam
Jul 6, 2017
Designation of inventor
Search/Exam
Jul 6, 2017
Drawings
Search/Exam
Jul 6, 2017
Priority search results
Search/Exam
Jul 6, 2017
Request for grant of a European patent
Search/Exam