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The patent EP3504160 was granted to Haldor Topse on Jun 7, 2023. The application was filed on Aug 21, 2017 under application number EP17754364A. 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 |
|---|---|---|---|
| SWINDELL & PEARSON | Mar 6, 2024 | SWINDELL & PEARSON | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2004172108 |
| INTERNATIONAL-SEARCH-REPORT | US2011076556 |
| INTERNATIONAL-SEARCH-REPORT | US2015041710 |
| INTERNATIONAL-SEARCH-REPORT | WO2013055153 |
| INTERNATIONAL-SEARCH-REPORT | WO2016175311 |
| OPPOSITION | CN102157726 |
| OPPOSITION | CN103682315 |
| OPPOSITION | CN105304896 |
| OPPOSITION | CN1595687 |
| OPPOSITION | CN1834022 |
| OPPOSITION | EP2600458 |
| OPPOSITION | JP2000306577 |
| OPPOSITION | JP2000311685 |
| OPPOSITION | JP2002056850 |
| OPPOSITION | JP2004047448 |
| OPPOSITION | JP2004172108 |
| OPPOSITION | JP2014067508 |
| OPPOSITION | JP2014096296 |
| OPPOSITION | TW201533965 |
| OPPOSITION | US2001024753 |
| OPPOSITION | US2001046466 |
| OPPOSITION | US2011076556 |
| OPPOSITION | US2015041710 |
| OPPOSITION | US5631104 |
| OPPOSITION | US6183910 |
| OPPOSITION | US8404381 |
| OPPOSITION | WO2013055153 |
| OPPOSITION | WO2016175311 |
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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Decision to grant a European patent
Search/Exam
Apr 25, 2023
(Electronic) Receipt
Search/Exam
Apr 25, 2023
Filing of the translations of the claims
Search/Exam
Apr 25, 2023
French translation of claims
Search/Exam
Apr 25, 2023
German translation of the claims
Search/Exam
Apr 25, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 17, 2023
(Electronic) Receipt
Search/Exam
Mar 17, 2023
Letter accompanying subsequently filed items
Search/Exam
Mar 17, 2023
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Intention to grant (signatures)
Search/Exam
Feb 17, 2023
Text intended for grant (clean copy)
Search/Exam
Feb 17, 2023
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Jul 4, 2022
Annexes in respect of a client data request
Search/Exam
Jul 4, 2022
Annexes in respect of a client data request
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Jul 4, 2022
Letter accompanying subsequently filed items
Search/Exam
Jul 4, 2022
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Apr 22, 2022
Document concerning representation
Search/Exam
Oct 4, 2021
(Electronic) Receipt
Search/Exam
Oct 4, 2021
Amended claims with annotations
Search/Exam
Oct 4, 2021
Amended description with annotations
Search/Exam
Oct 4, 2021
Claims
Search/Exam
Oct 4, 2021
Description
Search/Exam
Oct 4, 2021
Letter accompanying subsequently filed items
Search/Exam
Oct 4, 2021
Jun 7, 2021
Annex to the communication
Search/Exam
Jun 7, 2021
Communication from the Examining Division
Search/Exam
Mar 5, 2021
(Electronic) Receipt
Search/Exam
Mar 5, 2021
Amended claims with annotations
Search/Exam
Mar 5, 2021
Claims
Search/Exam
Mar 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 5, 2021
Dec 14, 2020
Annex to the communication
Search/Exam
Dec 14, 2020
Communication from the Examining Division
Search/Exam
Aug 20, 2020
(Electronic) Receipt
Search/Exam
Aug 20, 2020
Amended claims with annotations
Search/Exam
Aug 20, 2020
Claims
Search/Exam
Aug 20, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 20, 2020
May 4, 2020
Annex to the communication
Search/Exam
May 4, 2020
Communication from the Examining Division
Search/Exam
Apr 27, 2020
Examination started
Search/Exam
Jul 25, 2019
(Electronic) Receipt
Search/Exam
Jul 25, 2019
Jul 25, 2019
Amended claims with annotations
Search/Exam
Jul 25, 2019
Amendments received before examination
Search/Exam
Jul 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 5, 2019
Apr 2, 2019
Mar 29, 2019
Communication to designated inventor
Search/Exam
Mar 29, 2019
Communication to designated inventor
Search/Exam
Mar 29, 2019
Communication to designated inventor
Search/Exam
Mar 29, 2019
Communication to designated inventor
Search/Exam
Mar 13, 2019
Jan 21, 2019
(Electronic) Receipt
Search/Exam
Jan 21, 2019
Request for entry into the European phase
Search/Exam
Jan 4, 2019
Information on entry into European phase
Search/Exam
Mar 21, 2018
Mar 1, 2018
Copy of the international search report
Search/Exam
Mar 1, 2018
Published international application - A1
Search/Exam
Nov 17, 2017
ISR: cited documents
PCTISA
Nov 13, 2017
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(Electronic) Receipt
PCTRO
Aug 21, 2017
Abstract
PCTRO
Aug 21, 2017
Claims
PCTRO
Aug 21, 2017
Description
PCTRO
Aug 21, 2017
Drawings
PCTRO
Aug 21, 2017
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