The patent EP3573927 was granted to Thyssenkrupp on Dec 21, 2022. The application was originally filed on Jan 18, 2018 under application number EP18701309A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE3903570 |
| DESCRIPTION | WO2011054928 |
| INTERNATIONAL-SEARCH-REPORT | DE102012000419 |
| INTERNATIONAL-SEARCH-REPORT | DE102013004341 |
| INTERNATIONAL-SEARCH-REPORT | EP0799794 |
| INTERNATIONAL-SEARCH-REPORT | EP0834466 |
| OPPOSITION | EP0799794 |
| OPPOSITION | US2016200575 |
| OPPOSITION | US2115173 |
| OPPOSITION | US4042339 |
| OPPOSITION | US7906091 |
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
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Description
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Jan 11, 2023
Nov 24, 2022
Decision to grant a European patent
Search/Exam
Nov 9, 2022
(Electronic) Receipt
Search/Exam
Nov 9, 2022
English translation of the claims
Search/Exam
Nov 9, 2022
Filing of the translations of the claims
Search/Exam
Nov 9, 2022
French translation of claims
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Jul 14, 2022
Jul 14, 2022
Jul 14, 2022
Intention to grant (signatures)
Search/Exam
Jul 14, 2022
Text intended for grant (clean copy)
Search/Exam
Jul 14, 2022
Oct 27, 2021
(Electronic) Receipt
Search/Exam
Oct 27, 2021
Amended description with annotations
Search/Exam
Oct 27, 2021
Description
Search/Exam
Oct 27, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2021
Aug 26, 2021
Aug 23, 2021
(Electronic) Receipt
Search/Exam
Aug 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2021
Apr 30, 2021
Annex to the communication
Search/Exam
Apr 30, 2021
Communication from the Examining Division
Search/Exam
Jan 13, 2021
(Electronic) Receipt
Search/Exam
Jan 13, 2021
Amended claims with annotations
Search/Exam
Jan 13, 2021
Claims
Search/Exam
Jan 13, 2021
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2021
Nov 16, 2020
Nov 10, 2020
(Electronic) Receipt
Search/Exam
Nov 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 10, 2020
Jul 20, 2020
Annex to the communication
Search/Exam
Jul 20, 2020
Communication from the Examining Division
Search/Exam
Jul 14, 2020
Examination started
Search/Exam
Nov 6, 2019
Sep 30, 2019
(Electronic) Receipt
Search/Exam
Sep 30, 2019
Sep 30, 2019
Amended claims with annotations
Search/Exam
Sep 30, 2019
Amendments received before examination
Search/Exam
Sep 30, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 5, 2019
Sep 3, 2019
Communication to designated inventor
Search/Exam
Aug 30, 2019
Jul 30, 2019
Jul 19, 2019
(Electronic) Receipt
Search/Exam
Jul 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 19, 2019
Request for correction of client data
Search/Exam
Jun 28, 2019
(Electronic) Receipt
Search/Exam
Jun 28, 2019
Priority search results
Search/Exam
Jun 28, 2019
Request for entry into the European phase
Search/Exam
Jun 7, 2019
Information on entry into European phase
Search/Exam
Dec 20, 2018
Dec 20, 2018
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Dec 20, 2018
Nov 20, 2018
Notification of election of EPO
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Oct 15, 2018
Oct 10, 2018
Oct 10, 2018
PCT demand form
PCT2
Oct 10, 2018
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Aug 31, 2018
Aug 31, 2018
Notification of the recording of a change
Search/Exam
Aug 22, 2018
Aug 2, 2018
Copy of the international search report
Search/Exam
Aug 2, 2018
Copy of the international search report
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Aug 2, 2018
Published international application - A1
Search/Exam
Mar 16, 2018
ISR: cited documents
PCTISA
Mar 16, 2018
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Jan 18, 2018
(Electronic) Receipt
PCTRO
Jan 18, 2018
Abstract
PCTRO
Jan 18, 2018
Claims
PCTRO
Jan 18, 2018
Description
PCTRO
Jan 18, 2018
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Drawings
PCTRO
Jan 18, 2018