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The patent EP2979597 was granted to GRO Blting on Apr 27, 2022. The application was filed on Jul 29, 2015 under application number EP15178837A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| HK EDELSTAHL DEKO | Jan 26, 2023 | DAUB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE202014000851U |
| EXAMINATION | DE202014000851U |
| OPPOSITION | DE202014000851U |
| OPPOSITION | US2009090683 |
| OPPOSITION | US2261078 |
| OPPOSITION | US6059128 |
| OPPOSITION | WO2014016747 |
| OPPOSITION | WO2014023621 |
| OTHER | DE202014000851U |
| OTHER | JPS644233U |
| OTHER | US1599654 |
| OTHER | US2005235410 |
| OTHER | US2009090683 |
| OTHER | US2009183306 |
| OTHER | US2011167746 |
| OTHER | US2522442 |
| OTHER | US6301725 |
| OTHER | WO2014023621 |
| SEARCH | JPS644233U |
| SEARCH | US2005235410 |
| SEARCH | US2009183306 |
| SEARCH | WO2014023621 |
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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May 11, 2022
Mar 31, 2022
Decision to grant a European patent
Search/Exam
Mar 22, 2022
(Electronic) Receipt
Search/Exam
Mar 22, 2022
English translation of the claims
Search/Exam
Mar 22, 2022
French translation of claims
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Mar 22, 2022
Letter accompanying subsequently filed items
Search/Exam
Jan 7, 2022
Jan 7, 2022
Jan 7, 2022
Intention to grant (signatures)
Search/Exam
Jan 7, 2022
Text intended for grant (clean copy)
Search/Exam
Jan 7, 2022
Dec 22, 2021
Annex to the communication
Search/Exam
Dec 22, 2021
Dec 22, 2021
Dec 22, 2021
Oct 27, 2021
Claims
Search/Exam
Oct 27, 2021
Claims
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Oct 27, 2021
Claims
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Oct 27, 2021
Claims
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Oct 27, 2021
Claims
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Oct 27, 2021
Claims
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Oct 27, 2021
Oct 27, 2021
Non-scannable object
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Oct 27, 2021
Oct 25, 2021
Claims
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Oct 25, 2021
Claims
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Claims
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Oct 25, 2021
Claims
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Oct 25, 2021
Claims
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Oct 25, 2021
Claims
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Oct 25, 2021
Oral proceedings: reply to date proposed
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Oct 25, 2021
Jul 5, 2021
Advice of delivery
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Jul 1, 2021
Acknowledgement of a document
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Jul 1, 2021
Annex to the communication
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Jul 1, 2021
Summons to attend oral proceedings
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Jun 24, 2021
(Electronic) Receipt
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Jun 24, 2021
Letter accompanying subsequently filed items
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Jun 24, 2021
Jul 18, 2018
(Electronic) Receipt
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Jul 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 18, 2018
Jun 7, 2018
Jun 4, 2018
(Electronic) Receipt
Search/Exam
Jun 4, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 4, 2018
Jan 23, 2018
Annex to the communication
Search/Exam
Jan 23, 2018
Communication from the Examining Division
Search/Exam
Oct 6, 2017
(Electronic) Receipt
Search/Exam
Oct 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 6, 2017
Aug 9, 2017
Jul 24, 2017
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Observations by third parties
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Jul 24, 2017
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Jun 8, 2017
(Electronic) Receipt
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Jun 8, 2017
Amended claims with annotations
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Jun 8, 2017
Claims
Search/Exam
Jun 8, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 8, 2017
Mar 13, 2017
Annex to the communication
Search/Exam
Mar 13, 2017
Communication from the Examining Division
Search/Exam
Mar 6, 2017
Examination started
Search/Exam
Nov 14, 2016
Sep 7, 2016
(Electronic) Receipt
Search/Exam
Sep 7, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 7, 2016
Sep 1, 2016
Jul 26, 2016
(Electronic) Receipt
Search/Exam
Jul 26, 2016
Jul 26, 2016
Amended claims with annotations
Search/Exam
Jul 26, 2016
Amendments received before examination
Search/Exam
Jul 26, 2016
Letter accompanying subsequently filed items
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Feb 8, 2016
Jan 7, 2016
Notification of forthcoming publication
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Dec 1, 2015
Dec 1, 2015
European search opinion
Search/Exam
Dec 1, 2015
European search report
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Dec 1, 2015
Information on Search Strategy
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Nov 23, 2015
Search started
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Aug 14, 2015
Letter concerning the priority
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Aug 14, 2015
Priority document
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Jul 29, 2015
Abstract
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Jul 29, 2015
Jul 29, 2015
Claims
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Jul 29, 2015
Description
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Jul 29, 2015
Designation of inventor
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Jul 29, 2015
Drawings
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Jul 29, 2015
Request for grant of a European patent
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