The weekly litigation news digest is live. Subscribe now
The patent EP3642170 was granted to Carboncure on Jan 15, 2025. The application was filed on Jun 20, 2018 under application number EP18820477A. 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 |
|---|---|---|---|
| BETTEN & RESCH PATENT UND RECHTSANWALTE PARTGMBB | Oct 15, 2025 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2002019459 |
| DESCRIPTION | US2007170119 |
| DESCRIPTION | US2015202579 |
| DESCRIPTION | US5084103 |
| DESCRIPTION | US5158996 |
| DESCRIPTION | US5162402 |
| DESCRIPTION | US5203919 |
| DESCRIPTION | US5358566 |
| DESCRIPTION | US5393343 |
| DESCRIPTION | US5427617 |
| DESCRIPTION | US5494516 |
| DESCRIPTION | US5583183 |
| DESCRIPTION | US5609681 |
| DESCRIPTION | US5612396 |
| DESCRIPTION | US5633298 |
| DESCRIPTION | US5643978 |
| DESCRIPTION | US5660626 |
| DESCRIPTION | US5661206 |
| DESCRIPTION | US5665158 |
| DESCRIPTION | US5668195 |
| DESCRIPTION | US5674929 |
| DESCRIPTION | US5703174 |
| DESCRIPTION | US5725657 |
| DESCRIPTION | US5728207 |
| DESCRIPTION | US5753744 |
| DESCRIPTION | US5798425 |
| DESCRIPTION | US5840114 |
| DESCRIPTION | US5912284 |
| DESCRIPTION | US6008275 |
| DESCRIPTION | US6063184 |
| DESCRIPTION | US6136950 |
| DESCRIPTION | US6187841 |
| DESCRIPTION | US6267814 |
| DESCRIPTION | US6284867 |
| DESCRIPTION | US6290770 |
| DESCRIPTION | US6310143 |
| DESCRIPTION | US9108883 |
| DESCRIPTION | US9388072 |
| DESCRIPTION | US9738562 |
| INTERNATIONAL-SEARCH-REPORT | US5885478 |
| INTERNATIONAL-SEARCH-REPORT | WO2016082030 |
| INTERNATIONAL-SEARCH-REPORT | WO2017177324 |
| OPPOSITION | DE3011379 |
| OPPOSITION | JP2007190538 |
| OPPOSITION | US2008006587 |
| OPPOSITION | US2009045139 |
| OPPOSITION | US2016280598 |
| OPPOSITION | US5885478 |
| OPPOSITION | WO2016082030 |
| OTHER | KR20060010678 |
| OTHER | US2007170119 |
| OTHER | US2014373755 |
| OTHER | US2016280598 |
| OTHER | US5885478 |
| SEARCH | FR2805532 |
| SEARCH | FR2969997 |
| SEARCH | US2007170119 |
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
Get instant alerts for new documents
Oct 29, 2025
Oct 29, 2025
Oct 21, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Jan 28, 2025
Dec 19, 2024
Decision to grant a European patent
Search/Exam
Dec 6, 2024
(Electronic) Receipt
Search/Exam
Dec 6, 2024
Filing of the translations of the claims
Search/Exam
Dec 6, 2024
French translation of claims
Search/Exam
Dec 6, 2024
German translation of the claims
Search/Exam
Dec 6, 2024
Letter accompanying subsequently filed items
Search/Exam
Dec 4, 2024
Dec 4, 2024
Dec 4, 2024
Dec 4, 2024
Intention to grant (signatures)
Search/Exam
Dec 4, 2024
Text intended for grant (clean copy)
Search/Exam
Dec 4, 2024
Oct 11, 2024
(Electronic) Receipt
Search/Exam
Oct 11, 2024
Filing of the translations of the claims
Search/Exam
Oct 11, 2024
Letter accompanying subsequently filed items
Search/Exam
Oct 11, 2024
Translation of the claims
Search/Exam
Oct 11, 2024
Translation of the claims
Search/Exam
Oct 10, 2024
Oct 7, 2024
(Electronic) Receipt
Search/Exam
Oct 7, 2024
Letter accompanying subsequently filed items
Search/Exam
Oct 7, 2024
Aug 1, 2024
Aug 1, 2024
Jul 26, 2024
Citation filed by a third party
Search/Exam
Jul 26, 2024
Citation filed by a third party
Search/Exam
Jul 26, 2024
Citation filed by a third party
Search/Exam
Jul 26, 2024
Citation filed by a third party
Search/Exam
Jul 26, 2024
Citation filed by a third party
Search/Exam
Jul 26, 2024
Observations by third parties
Search/Exam
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Jun 11, 2024
Intention to grant (signatures)
Search/Exam
Jun 11, 2024
Text intended for grant (clean copy)
Search/Exam
Jun 11, 2024
May 20, 2024
(Electronic) Receipt
Search/Exam
May 20, 2024
Amended claims with annotations
Search/Exam
May 20, 2024
Amended description with annotations
Search/Exam
May 20, 2024
Claims
Search/Exam
May 20, 2024
Description
Search/Exam
May 20, 2024
Letter accompanying subsequently filed items
Search/Exam
May 20, 2024
Mar 27, 2024
Annex to the communication
Search/Exam
Mar 27, 2024
Mar 27, 2024
Oct 3, 2022
(Electronic) Receipt
Search/Exam
Oct 3, 2022
Amended claims with annotations
Search/Exam
Oct 3, 2022
Amended claims with annotations
Search/Exam
Oct 3, 2022
Claims
Search/Exam
Oct 3, 2022
Claims
Search/Exam
Oct 3, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 3, 2022
May 31, 2022
Annex to the communication
Search/Exam
May 31, 2022
Communication from the Examining Division
Search/Exam
May 23, 2022
Examination started
Search/Exam
Sep 20, 2021
Document concerning representation
Search/Exam
Sep 6, 2021
(Electronic) Receipt
Search/Exam
Sep 6, 2021
Sep 6, 2021
Amended claims with annotations
Search/Exam
Sep 6, 2021
Amendments received before examination
Search/Exam
Sep 6, 2021
Letter accompanying subsequently filed items
Search/Exam
Feb 23, 2021
Feb 5, 2021
Feb 5, 2021
European search opinion
Search/Exam
Feb 5, 2021
Information on Search Strategy
Search/Exam
Feb 5, 2021
Supplementary European search report
Search/Exam
Jan 25, 2021
Search started
Search/Exam
Aug 6, 2020
(Electronic) Receipt
Search/Exam
Aug 6, 2020
Aug 6, 2020
Amended claims with annotations
Search/Exam
Aug 6, 2020
Amendments received before examination
Search/Exam
Aug 6, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2020
Jan 28, 2020
Jan 24, 2020
Communication to designated inventor
Search/Exam
Jan 24, 2020
Communication to designated inventor
Search/Exam
Jan 24, 2020
Communication to designated inventor
Search/Exam
Jan 24, 2020
Communication to designated inventor
Search/Exam
Jan 24, 2020
Communication to designated inventor
Search/Exam
Jan 21, 2020
Jan 10, 2020
Jan 9, 2020
Jan 8, 2020
(Electronic) Receipt
Search/Exam
Jan 8, 2020
Drawings
Search/Exam
Jan 8, 2020
Jan 8, 2020
Request for entry into the European phase
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Jan 3, 2020
Notification of the recording of a change
Search/Exam
Nov 4, 2019
Information on entry into European phase
Search/Exam
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Jan 17, 2019
Dec 27, 2018
Copy of the international search report
Search/Exam
Dec 27, 2018
Published international application - A1
Search/Exam