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The patent EP3075693 was granted to Otis Elevator on Sep 12, 2018. The application was filed on Apr 4, 2016 under application number EP16163708A. 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 |
|---|---|---|---|
| TK ELEVATOR INNOVATION AND OPERATIONS | Jun 12, 2019 | NISSL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP2033926 |
| OPPOSITION | EP3172159 |
| OPPOSITION | US2006037818 |
| OPPOSITION | US2015073748 |
| OPPOSITION | WO2004084556 |
| OPPOSITION | WO2014122357 |
| SEARCH | AU760298B |
| SEARCH | JP2009143722 |
| SEARCH | JP2014131932 |
| SEARCH | US2006037818 |
| SEARCH | US2007182739 |
| SEARCH | WO2014122357 |
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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Sep 8, 2025
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Means of redress
OPPO
Sep 4, 2025
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Description
OPPO
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(Electronic) Receipt
Appeal
Apr 18, 2024
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Apr 17, 2024
Apr 12, 2024
(Electronic) Receipt
Appeal
Apr 12, 2024
Apr 3, 2024
Mar 26, 2024
(Electronic) Receipt
Appeal
Mar 26, 2024
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Aug 16, 2022
(Electronic) Receipt
Appeal
Aug 16, 2022
Aug 1, 2022
Jul 19, 2022
(Electronic) Receipt
Appeal
Jul 19, 2022
Jul 19, 2022
Reply to appeal
Appeal
Mar 9, 2022
Jan 25, 2022
Jan 19, 2022
(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Oct 6, 2021
Oct 6, 2021
Sep 29, 2021
(Electronic) Receipt
Appeal
Sep 29, 2021
Sep 29, 2021
Sep 22, 2021
Sep 9, 2021
Sep 6, 2021
(Electronic) Receipt
Appeal
Sep 6, 2021
(Electronic) Receipt
Appeal
Sep 6, 2021
(Electronic) Receipt
Appeal
Sep 6, 2021
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(Electronic) Receipt
Appeal
Jul 6, 2021
(Electronic) Receipt
Appeal
Jul 6, 2021
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Notice of appeal
Appeal
Jul 6, 2021
Notice of appeal
Appeal
Apr 29, 2021
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Means of redress
OPPO
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Sep 24, 2018
Aug 17, 2018
Decision to grant a European patent
Search/Exam
Jul 27, 2018
(Electronic) Receipt
Search/Exam
Jul 27, 2018
Filing of the translations of the claims
Search/Exam
Jul 27, 2018
French translation of claims
Search/Exam
Jul 27, 2018
German translation of the claims
Search/Exam
Jul 27, 2018
Letter accompanying subsequently filed items
Search/Exam
May 28, 2018
May 17, 2018
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Intention to grant (signatures)
Search/Exam
Mar 21, 2018
Text intended for grant (clean copy)
Search/Exam
Mar 21, 2018
Feb 8, 2018
Examination started
Search/Exam
Oct 11, 2017
(Electronic) Receipt
Search/Exam
Oct 11, 2017
Aug 10, 2017
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Decision to allow further processing
Search/Exam
Aug 4, 2017
Aug 1, 2017
Jul 14, 2017
(Electronic) Receipt
Search/Exam
Jul 14, 2017
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Amended claims with annotations
Search/Exam
Jul 14, 2017
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Amended description with annotations
Search/Exam
Jul 14, 2017
Amendments received before examination
Search/Exam
Jul 14, 2017
Letter accompanying subsequently filed items
Search/Exam
May 18, 2017
Apr 5, 2017
(Electronic) Receipt
Search/Exam
Apr 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 5, 2017
Letter concerning fees and payments
Search/Exam
Oct 10, 2016
Sep 7, 2016
Notification of forthcoming publication
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Sep 2, 2016
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European search opinion
Search/Exam
Sep 2, 2016
European search report
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Sep 2, 2016
Information on Search Strategy
Search/Exam
Aug 22, 2016
Search started
Search/Exam
Aug 11, 2016
Aug 10, 2016
Communication to designated inventor
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Aug 10, 2016
Communication to designated inventor
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Aug 10, 2016
Communication to designated inventor
Search/Exam
Aug 10, 2016
Communication to designated inventor
Search/Exam
Aug 10, 2016
Communication to designated inventor
Search/Exam
Aug 3, 2016
(Electronic) Receipt
Search/Exam
Aug 3, 2016
Designation of inventor
Search/Exam
Aug 3, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 3, 2016
Jun 20, 2016
Deficiency in designation of inventor
Search/Exam
Jun 16, 2016
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Apr 4, 2016
Abstract
Search/Exam
Apr 4, 2016
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Claims
Search/Exam
Apr 4, 2016
Description
Search/Exam
Apr 4, 2016
Drawings
Search/Exam
Apr 4, 2016
Request for grant of a European patent
Search/Exam