The patent EP3446034 was granted to Andritz on Nov 1, 2023. The application was originally filed on Apr 19, 2017 under application number EP17729514A. 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 |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CA2298426 |
| INTERNATIONAL-SEARCH-REPORT | US2008293114 |
| INTERNATIONAL-SEARCH-REPORT | US4111743 |
| INTERNATIONAL-SEARCH-REPORT | US5507141 |
| INTERNATIONAL-SEARCH-REPORT | WO2016038247 |
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Decision to grant a European patent
Search/Exam
Sep 27, 2023
(Electronic) Receipt
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Sep 27, 2023
Filing of the translations of the claims
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Sep 27, 2023
French translation of claims
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Sep 27, 2023
German translation of the claims
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Sep 27, 2023
Letter accompanying subsequently filed items
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Jun 1, 2023
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Intention to grant (signatures)
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Jun 1, 2023
Text intended for grant (clean copy)
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Jun 1, 2023
Jun 20, 2022
(Electronic) Receipt
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Jun 20, 2022
Amended claims with annotations
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Jun 20, 2022
Claims
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Jun 20, 2022
Letter accompanying subsequently filed items
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Jun 20, 2022
Feb 8, 2022
Annex to the communication
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Feb 8, 2022
Communication from the Examining Division
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Jan 28, 2021
(Electronic) Receipt
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Jan 28, 2021
Amended description with annotations
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Jan 28, 2021
Description
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Jan 28, 2021
Letter accompanying subsequently filed items
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Jan 28, 2021
Nov 30, 2020
Nov 25, 2020
(Electronic) Receipt
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Nov 25, 2020
Letter accompanying subsequently filed items
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Nov 25, 2020
Jul 28, 2020
Annex to the communication
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Jul 28, 2020
Communication from the Examining Division
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Jul 23, 2020
Examination started
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Sep 3, 2019
(Electronic) Receipt
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Sep 3, 2019
Letter accompanying subsequently filed items
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Sep 3, 2019
Priority search results
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Sep 3, 2019
Jul 23, 2019
May 24, 2019
(Electronic) Receipt
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May 24, 2019
May 24, 2019
Amended claims with annotations
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May 24, 2019
Amendments received before examination
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May 24, 2019
Letter accompanying subsequently filed items
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Jan 30, 2019
Dec 4, 2018
Nov 27, 2018
Communication to designated inventor
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Nov 8, 2018
(Electronic) Receipt
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Nov 8, 2018
Request for entry into the European phase
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Nov 7, 2018
Aug 31, 2018
Information on entry into European phase
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Nov 13, 2017
Oct 26, 2017
Copy of the international search report
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Oct 26, 2017
Published international application - A1
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Oct 4, 2017
ISR: cited documents
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Abstract
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May 19, 2017
Annex
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May 19, 2017
Annex
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May 19, 2017
Claims
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May 19, 2017
Description
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May 19, 2017
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