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The patent EP3079513 was granted to Covco HK on Nov 5, 2025. The application was filed on Dec 13, 2013 under application number EP13899233A. 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 |
|---|---|---|---|
| ALLIED TRADING | Jul 30, 2020 | SPENCER | ADMISSIBLE |
| KEIL & SCHAAFHAUSEN PATENTANWALTE PARTGMBB | Jul 24, 2020 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0925329 |
| DESCRIPTION | EP1260549 |
| DESCRIPTION | EP1435374 |
| DESCRIPTION | EP1638423 |
| DESCRIPTION | US2006041991 |
| DESCRIPTION | US2012036612 |
| DESCRIPTION | WO2007105122 |
| INTERNATIONAL-SEARCH-REPORT | KR20120041281 |
| INTERNATIONAL-SEARCH-REPORT | US2011191936 |
| INTERNATIONAL-SEARCH-REPORT | US2012036612 |
| INTERNATIONAL-SEARCH-REPORT | US6081928 |
| INTERNATIONAL-SEARCH-REPORT | WO03057444 |
| OPPOSITION | EP0824896 |
| OPPOSITION | EP1260549 |
| OPPOSITION | EP1435374 |
| OPPOSITION | GB2100580 |
| OPPOSITION | US1206102 |
| OPPOSITION | US2006041991 |
| OPPOSITION | US2012036612 |
| OPPOSITION | US3411982 |
| OPPOSITION | US4441213 |
| OPPOSITION | US5421033 |
| OPPOSITION | US6081928 |
| OPPOSITION | US7356852 |
| OPPOSITION | US8286264 |
| OPPOSITION | US8495764 |
| OPPOSITION | WO03057444 |
| OPPOSITION | WO2005002375 |
| OPPOSITION | WO2005110749 |
| OPPOSITION | WO2007105122 |
| OPPOSITION | WO9748765 |
| SEARCH | US2006041991 |
| SEARCH | US4329312 |
| SEARCH | US5421033 |
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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Annex
OPPO
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(Electronic) Receipt
Appeal
Mar 7, 2025
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Refund of fees
Appeal
Feb 24, 2025
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(Electronic) Receipt
Appeal
Feb 19, 2025
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Withdrawal of an appeal
Appeal
Feb 10, 2025
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(Electronic) Receipt
Appeal
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Claims
Appeal
Sep 26, 2023
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Mar 1, 2023
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Notice of appeal
Appeal
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Nov 11, 2019
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Oct 23, 2019
Payment submission rejected
Search/Exam
Oct 18, 2019
(Electronic) Receipt
Search/Exam
Oct 18, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 18, 2019
Oct 4, 2019
Decision to grant a European patent
Search/Exam
Sep 17, 2019
(Electronic) Receipt
Search/Exam
Sep 17, 2019
Filing of the translations of the claims
Search/Exam
Sep 17, 2019
French translation of claims
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Sep 17, 2019
German translation of the claims
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Sep 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 28, 2019
Jun 28, 2019
Jun 28, 2019
Intention to grant (signatures)
Search/Exam
Jun 28, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 28, 2019
May 21, 2019
(Electronic) Receipt
Search/Exam
May 21, 2019
Amended description with annotations
Search/Exam
May 21, 2019
Description
Search/Exam
May 21, 2019
Letter accompanying subsequently filed items
Search/Exam
May 21, 2019
Apr 1, 2019
Mar 27, 2019
(Electronic) Receipt
Search/Exam
Mar 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2019
Mar 13, 2019
Mar 13, 2019
Mar 6, 2019
(Electronic) Receipt
Search/Exam
Mar 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 6, 2019
Jan 11, 2019
Annex to the communication
Search/Exam
Jan 11, 2019
Communication from the Examining Division
Search/Exam
Sep 26, 2018
(Electronic) Receipt
Search/Exam
Sep 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 26, 2018
May 22, 2018
Annex to the communication
Search/Exam
May 22, 2018
Communication from the Examining Division
Search/Exam
May 15, 2018
Examination started
Search/Exam
Apr 9, 2018
Amendments received before examination
Search/Exam
Apr 9, 2018
Apr 4, 2018
Amendments received before examination
Search/Exam
Apr 4, 2018
Mar 22, 2018
Mar 16, 2018
(Electronic) Receipt
Search/Exam
Mar 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2018
Mar 1, 2018
(Electronic) Receipt
Search/Exam
Mar 1, 2018
Annexes in respect of a client data request
Search/Exam
Mar 1, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2018
Feb 23, 2018
Amendments received before examination
Search/Exam
Feb 23, 2018
Non-scannable object
Search/Exam
Feb 19, 2018
(Electronic) Receipt
Search/Exam
Feb 19, 2018
Feb 19, 2018
Amended claims with annotations
Search/Exam
Feb 19, 2018
Feb 19, 2018
Amended description with annotations
Search/Exam
Feb 19, 2018
Amendments received before examination
Search/Exam
Feb 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 19, 2018
Matter concerning the application
Search/Exam
Feb 19, 2018
Jan 25, 2018
Jan 12, 2018
(Electronic) Receipt
Search/Exam
Jan 12, 2018
Annexes in respect of a client data request
Search/Exam
Jan 12, 2018
Annexes in respect of a client data request
Search/Exam
Jan 12, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 12, 2018
Payment of fees and costs
Search/Exam
Jan 12, 2018
Aug 8, 2017
Jul 20, 2017
Jul 20, 2017
European search opinion
Search/Exam
Jul 20, 2017
Information on Search Strategy
Search/Exam
Jul 20, 2017
Supplementary European search report
Search/Exam
Jun 29, 2017
Search started
Search/Exam
Jun 21, 2017
Payment of fees and costs
Search/Exam
Feb 21, 2017
Amendments received before examination
Search/Exam
Feb 20, 2017
Feb 20, 2017
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Amended claims with annotations
Search/Exam
Feb 20, 2017
Amended claims with annotations
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Feb 20, 2017
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Amended description with annotations
Search/Exam
Feb 20, 2017
Amendments received before examination
Search/Exam
Feb 20, 2017
Amendments received before examination
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Feb 3, 2017
Sep 21, 2016
Aug 10, 2016
Jul 12, 2016
Payment of fees and costs
Search/Exam
Jul 12, 2016
Request for entry into the European phase
Search/Exam
Jun 28, 2016
Apr 22, 2016
Information on entry into European phase
Search/Exam
Oct 22, 2015
Copy of the international search report
Search/Exam
Oct 22, 2015
Jun 18, 2015
Published international application - A2
Search/Exam