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The patent EP3292364 was granted to Dekema Dental Keramikfen on Sep 11, 2024. The application was filed on May 12, 2016 under application number EP16721825A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| IVOCLAR VIVADENT | Apr 21, 2021 | BALDUS | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE19824497 |
| INTERNATIONAL-SEARCH-REPORT | EP1767168 |
| INTERNATIONAL-SEARCH-REPORT | EP2767255 |
| OPPOSITION | EP1767168 |
| OPPOSITION | EP2058616 |
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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Aug 16, 2024
Aug 5, 2024
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General enquiry
OPPO
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Jun 25, 2020
Decision to grant a European patent
Search/Exam
Jun 12, 2020
(Electronic) Receipt
Search/Exam
Jun 12, 2020
English translation of the claims
Search/Exam
Jun 12, 2020
Filing of the translations of the claims
Search/Exam
Jun 12, 2020
French translation of claims
Search/Exam
Jun 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 9, 2020
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Intention to grant (signatures)
Search/Exam
Mar 9, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 9, 2020
Feb 18, 2019
Submission concerning representation
Search/Exam
Feb 6, 2019
Amended claims with annotations
Search/Exam
Feb 6, 2019
Amended description with annotations
Search/Exam
Feb 6, 2019
Claims
Search/Exam
Feb 6, 2019
Description
Search/Exam
Feb 6, 2019
Dec 3, 2018
Annex to the communication
Search/Exam
Dec 3, 2018
Communication from the Examining Division
Search/Exam
Nov 13, 2018
Examination started
Search/Exam
Oct 26, 2018
(Electronic) Receipt
Search/Exam
Oct 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2018
Aug 29, 2018
Jul 3, 2018
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Amended claims with annotations
Search/Exam
Jul 3, 2018
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Amended description with annotations
Search/Exam
Jul 3, 2018
Amendments received before examination
Search/Exam
Feb 22, 2018
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Communication to designated inventor
Search/Exam
Dec 5, 2017
(Electronic) Receipt
Search/Exam
Dec 5, 2017
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Amended claims with annotations
Search/Exam
Dec 5, 2017
Matter concerning the application
Search/Exam
Dec 5, 2017
Request for entry into the European phase
Search/Exam
Oct 20, 2017
Information on entry into European phase
Search/Exam
Jun 23, 2017
Notification of the recording of a change
Search/Exam
Jan 3, 2017
Dec 15, 2016
Copy of the international search report
Search/Exam
Dec 15, 2016
Copy of the international search report
Search/Exam
Dec 15, 2016
Published international application - A1
Search/Exam
Jul 14, 2016
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May 23, 2016
May 12, 2016
(Electronic) Receipt
PCTRO
May 12, 2016
Abstract
PCTRO
May 12, 2016
Claims
PCTRO
May 12, 2016
Description
PCTRO
May 12, 2016
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Drawings
PCTRO
May 12, 2016