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The patent EP3083467 was granted to Otis Elevator on Jan 27, 2021. The application was filed on Dec 19, 2013 under application number EP13899570A. 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 |
|---|---|---|---|
| KONE | Oct 27, 2021 | GLUCK KRITZENBERGER PATENTANWALTE PARTGMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1831092 |
| DESCRIPTION | US2013044521 |
| INTERNATIONAL-SEARCH-REPORT | US2009127029 |
| INTERNATIONAL-SEARCH-REPORT | US5229558 |
| INTERNATIONAL-SEARCH-REPORT | WO2011124745 |
| INTERNATIONAL-SEARCH-REPORT | WO2012164597 |
| INTERNATIONAL-SEARCH-REPORT | WO2013052051 |
| OPPOSITION | CN101752840 |
| OPPOSITION | JP2009254088 |
| OPPOSITION | JP2011116471 |
| OPPOSITION | JP2011147305 |
| OPPOSITION | US2013044521 |
| OPPOSITION | US6446760 |
| OPPOSITION | WO2011053294 |
| OPPOSITION | WO2012101321 |
| OPPOSITION | WO2013179324 |
| SEARCH | EP1831092 |
| SEARCH | US2013044521 |
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
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Letter accompanying subsequently filed items
Search/Exam
Feb 20, 2024
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(Electronic) Receipt
Appeal
Jan 12, 2024
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Dec 15, 2023
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Aug 8, 2023
Aug 3, 2023
(Electronic) Receipt
Appeal
Aug 3, 2023
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(Electronic) Receipt
Appeal
May 23, 2023
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Notice of appeal
Appeal
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Means of redress
OPPO
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Jan 14, 2021
Decision to grant a European patent
Search/Exam
Nov 25, 2020
(Electronic) Receipt
Search/Exam
Nov 25, 2020
Filing of the translations of the claims
Search/Exam
Nov 25, 2020
French translation of claims
Search/Exam
Nov 25, 2020
German translation of the claims
Search/Exam
Nov 25, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2020
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Intention to grant (signatures)
Search/Exam
Jul 15, 2020
Text intended for grant (clean copy)
Search/Exam
Jul 15, 2020
Mar 9, 2020
(Electronic) Receipt
Search/Exam
Mar 9, 2020
Amended claims with annotations
Search/Exam
Mar 9, 2020
Amended description with annotations
Search/Exam
Mar 9, 2020
Claims
Search/Exam
Mar 9, 2020
Description
Search/Exam
Mar 9, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 9, 2020
Oct 31, 2019
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Intention to grant (signatures)
Search/Exam
Oct 31, 2019
Text intended for grant (clean copy)
Search/Exam
Oct 31, 2019
Oct 23, 2019
Jul 23, 2019
Examination started
Search/Exam
May 28, 2018
May 17, 2018
Mar 19, 2018
(Electronic) Receipt
Search/Exam
Mar 19, 2018
Mar 19, 2018
Amended claims with annotations
Search/Exam
Mar 19, 2018
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Amended description with annotations
Search/Exam
Mar 19, 2018
Amendments received before examination
Search/Exam
Mar 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 8, 2017
Aug 23, 2017
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European search opinion
Search/Exam
Aug 23, 2017
Information on Search Strategy
Search/Exam
Aug 23, 2017
Supplementary European search report
Search/Exam
Aug 7, 2017
Search started
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Aug 4, 2017
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Communication to designated inventor
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Aug 12, 2016
Communication to designated inventor
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Jul 19, 2016
(Electronic) Receipt
Search/Exam
Jul 19, 2016
Jul 19, 2016
Amended claims with annotations
Search/Exam
Jul 19, 2016
Request for entry into the European phase
Search/Exam
Jul 5, 2016
May 2, 2016
Information on entry into European phase
Search/Exam
Apr 12, 2016
Notification of the recording of a change
Search/Exam
Jun 25, 2015
Copy of the international search report
Search/Exam
Jun 25, 2015
Published international application - A1
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