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The patent EP3052574 was granted to Staedtler Mars on Jun 14, 2017. The application was filed on Sep 11, 2014 under application number EP14776997A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SOCIETE BIC | Mar 13, 2018 | CABINET BEAU DE LOMENIE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2988784 |
| DESCRIPTION | WO2010006742 |
| INTERNATIONAL-SEARCH-REPORT | WO2010006742 |
| INTERNATIONAL-SEARCH-REPORT | WO2010006744 |
| OPPOSITION | EP0821036 |
| OPPOSITION | EP2644407 |
| OPPOSITION | US2011118383 |
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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Jan 17, 2023
Refund of fees
Search/Exam
Jan 14, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 13, 2023
Jan 10, 2023
Dec 15, 2022
Dec 12, 2022
(Electronic) Receipt
Appeal
Dec 12, 2022
Dec 12, 2022
Withdrawal of an appeal
Appeal
Nov 29, 2022
Nov 29, 2022
Apr 25, 2022
Apr 25, 2022
Apr 21, 2022
Apr 21, 2022
Apr 21, 2022
Apr 6, 2022
Apr 1, 2022
(Electronic) Receipt
Search/Exam
Apr 1, 2022
Letter accompanying subsequently filed items
Search/Exam
Apr 1, 2022
Letter dealing with oral proceedings
Search/Exam
Mar 28, 2022
Mar 24, 2022
Mar 23, 2022
(Electronic) Receipt
Appeal
Mar 23, 2022
Mar 23, 2022
Mar 23, 2022
Mar 23, 2022
Mar 20, 2022
Mar 20, 2022
Jan 31, 2022
Jan 31, 2022
Jan 31, 2022
Jan 25, 2022
(Electronic) Receipt
Appeal
Jan 25, 2022
Jan 25, 2022
Jan 24, 2022
(Electronic) Receipt
Search/Exam
Jan 24, 2022
Authorisation
Search/Exam
Jan 24, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 24, 2022
Dec 3, 2020
Nov 27, 2020
(Electronic) Receipt
Appeal
Nov 27, 2020
Nov 27, 2020
Mar 19, 2020
Mar 11, 2020
Claims
Appeal
Mar 11, 2020
Claims
Appeal
Mar 11, 2020
Reply to appeal
Appeal
Nov 13, 2019
Nov 13, 2019
Nov 7, 2019
(Electronic) Receipt
Appeal
Nov 7, 2019
Nov 7, 2019
Nov 7, 2019
Nov 7, 2019
Sep 10, 2019
Sep 10, 2019
Aug 30, 2019
(Electronic) Receipt
Appeal
Aug 30, 2019
Aug 30, 2019
Notice of appeal
Appeal
Jul 19, 2019
Jul 18, 2019
Jul 17, 2019
Jul 17, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Means of redress
OPPO
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
May 13, 2019
May 10, 2019
May 7, 2019
May 7, 2019
May 6, 2019
May 6, 2019
May 6, 2019
May 6, 2019
Mar 15, 2019
Mar 12, 2019
Claims
OPPO
Mar 12, 2019
Claims
OPPO
Mar 12, 2019
Feb 19, 2019
Feb 14, 2019
Feb 14, 2019
Feb 14, 2019
Nov 7, 2018
Oct 31, 2018
Oct 30, 2018
Oct 26, 2018
Oct 26, 2018
Oct 26, 2018
Oct 26, 2018
Oct 23, 2018
Oct 23, 2018
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Oct 23, 2018
Oct 23, 2018
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Oct 23, 2018
Oct 17, 2018
Oct 12, 2018
Oct 11, 2018
Oct 11, 2018
Oct 10, 2018
Oct 9, 2018
Oct 9, 2018
Oct 9, 2018
Oct 1, 2018
Sep 28, 2018
Sep 21, 2018
Sep 18, 2018
Sep 18, 2018
Sep 18, 2018
Sep 18, 2018
Sep 18, 2018
Sep 18, 2018
Sep 18, 2018
Jul 25, 2018
Jul 20, 2018
Jul 20, 2018
Jul 20, 2018
Jun 26, 2018
Jun 26, 2018
Jun 18, 2018
Mar 26, 2018
Mar 26, 2018
Mar 16, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Mar 13, 2018
Jan 1, 2018
Jun 15, 2017
May 18, 2017
Decision to grant a European patent
Search/Exam
Apr 28, 2017
English translation of the claims
Search/Exam
Apr 28, 2017
Filing of the translations of the claims
Search/Exam
Apr 28, 2017
French translation of claims
Search/Exam
Mar 10, 2017
Mar 10, 2017
Mar 10, 2017
Intention to grant (signatures)
Search/Exam
Mar 10, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 10, 2017
Feb 6, 2017
Examination started
Search/Exam
Oct 11, 2016
Priority search results
Search/Exam
Oct 11, 2016
Sep 29, 2016
Sep 19, 2016
Matter concerning the application
Search/Exam
Jul 13, 2016
May 12, 2016
May 9, 2016
Communication to designated inventor
Search/Exam
May 9, 2016
Communication to designated inventor
Search/Exam
May 9, 2016
Communication to designated inventor
Search/Exam
Apr 21, 2016
Apr 19, 2016
Apr 12, 2016
Apr 12, 2016
Notification of the recording of a change
Search/Exam
Mar 24, 2016
Abstract
Search/Exam
Mar 24, 2016
Annexes in respect of a client data request
Search/Exam
Mar 24, 2016
Claims
Search/Exam
Mar 24, 2016
Description
Search/Exam
Mar 24, 2016
General authorisation
Search/Exam
Mar 24, 2016
Matter concerning the application
Search/Exam
Mar 24, 2016
Payment of fees and costs
Search/Exam
Mar 24, 2016
Request for entry into the European phase
Search/Exam
Feb 29, 2016
Annexes in respect of a client data request
Search/Exam
Feb 18, 2016
Feb 12, 2016
Information on entry into European phase
Search/Exam
Apr 29, 2015
Apr 9, 2015
Copy of the international search report
Search/Exam
Apr 9, 2015
Copy of the international search report
Search/Exam
Apr 9, 2015
Published international application - A1
Search/Exam
Dec 22, 2014
Dec 22, 2014
Dec 22, 2014
Sep 11, 2014
Abstract
PCTRO
Sep 11, 2014
Annex
PCTRO
Sep 11, 2014
Claims
PCTRO
Sep 11, 2014
Description
PCTRO