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The patent EP3019000 was granted to E I DU Pont DE Nemours on Dec 19, 2018. The application was filed on Jun 25, 2014 under application number EP14741478A. 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 |
|---|---|---|---|
| DEVELOPMENTAL | Apr 10, 2019 | WITTHOFF JAEKEL STEINECKE PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CN201986476U |
| INTERNATIONAL-SEARCH-REPORT | EP0683973 |
| INTERNATIONAL-SEARCH-REPORT | US4235561 |
| INTERNATIONAL-SEARCH-REPORT | WO02082888 |
| OPPOSITION | CN201986476U |
| OPPOSITION | EP0683973 |
| OPPOSITION | US2005166451 |
| OPPOSITION | US2007130827 |
| OPPOSITION | US2011265897 |
| OPPOSITION | US3081519 |
| OPPOSITION | US3169899 |
| OPPOSITION | US3227784 |
| OPPOSITION | US3851023 |
| OPPOSITION | US3939875 |
| OPPOSITION | US4235561 |
| OPPOSITION | US9848543 |
| OPPOSITION | WO02082888 |
| OPPOSITION | WO2014028708 |
| OPPOSITION | WO2015006052 |
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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Means of redress
OPPO
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Jan 3, 2019
Nov 22, 2018
Decision to grant a European patent
Search/Exam
Jul 25, 2018
(Electronic) Receipt
Search/Exam
Jul 25, 2018
Filing of the translations of the claims
Search/Exam
Jul 25, 2018
French translation of claims
Search/Exam
Jul 25, 2018
German translation of the claims
Search/Exam
Jul 25, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 1, 2018
Jun 1, 2018
Jun 1, 2018
Intention to grant (signatures)
Search/Exam
Jun 1, 2018
Text intended for grant (clean copy)
Search/Exam
Jun 1, 2018
Apr 6, 2018
Mar 26, 2018
Annex to the communication
Search/Exam
Mar 26, 2018
Consultation by telephone/in person
Search/Exam
Mar 26, 2018
Mar 23, 2018
Amended claims with annotations
Search/Exam
Mar 23, 2018
Claims
Search/Exam
Mar 23, 2018
Oral proceedings: reply to date proposed
Search/Exam
Jan 11, 2018
Amended claims with annotations
Search/Exam
Jan 11, 2018
Amended claims with annotations
Search/Exam
Jan 11, 2018
Amended claims with annotations
Search/Exam
Jan 11, 2018
Claims
Search/Exam
Jan 11, 2018
Claims
Search/Exam
Jan 11, 2018
Claims
Search/Exam
Jan 11, 2018
Oct 27, 2017
Advice of delivery
Search/Exam
Oct 10, 2017
Advice of delivery
Search/Exam
Oct 6, 2017
Acknowledgement of a document
Search/Exam
Oct 6, 2017
Annex to the communication
Search/Exam
Oct 6, 2017
Preparation for oral proceedings
Search/Exam
Oct 6, 2017
Summons to attend oral proceedings
Search/Exam
May 18, 2017
Feb 23, 2017
Annex to the communication
Search/Exam
Feb 23, 2017
Communication from the Examining Division
Search/Exam
Feb 17, 2017
Examination started
Search/Exam
Jul 21, 2016
Jul 21, 2016
Amended claims with annotations
Search/Exam
Jul 21, 2016
Amendments received before examination
Search/Exam
Apr 20, 2016
Feb 16, 2016
Feb 12, 2016
Communication to designated inventor
Search/Exam
Feb 12, 2016
Communication to designated inventor
Search/Exam
Feb 12, 2016
Communication to designated inventor
Search/Exam
Feb 12, 2016
Communication to designated inventor
Search/Exam
Jan 26, 2016
Jan 18, 2016
Annex
Search/Exam
Jan 18, 2016
Submission concerning representation
Search/Exam
Jan 5, 2016
(Electronic) Receipt
Search/Exam
Jan 5, 2016
Request for entry into the European phase
Search/Exam
Nov 20, 2015
Information on entry into European phase
Search/Exam
Oct 6, 2015
Notification of the recording of a change
Search/Exam
Apr 10, 2015
CDS Clean up - amended applicant details
Search/Exam
Apr 7, 2015
Feb 2, 2015
Jan 15, 2015
Copy of the international search report
Search/Exam
Jan 15, 2015
Published international application - A1
Search/Exam
Sep 30, 2014
Sep 30, 2014
Sep 30, 2014
Jul 17, 2014
Abstract
PCTISA
Jul 17, 2014
Annex
PCTISA
Jul 17, 2014
Claims
PCTISA
Jul 17, 2014
Description
PCTISA
Jul 17, 2014
Drawings
PCTISA
Jul 17, 2014