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The patent EP3442875 was granted to AR Packaging Systems on Oct 8, 2025. The application was filed on Apr 13, 2017 under application number EP17782750A. 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 |
|---|---|---|---|
| SONOCO | Jun 1, 2022 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CH280201 |
| INTERNATIONAL-SEARCH-REPORT | DE102014000543 |
| INTERNATIONAL-SEARCH-REPORT | EP0611703 |
| INTERNATIONAL-SEARCH-REPORT | FR828311 |
| INTERNATIONAL-SEARCH-REPORT | GB920354 |
| INTERNATIONAL-SEARCH-REPORT | SE453821 |
| INTERNATIONAL-SEARCH-REPORT | US1064787 |
| INTERNATIONAL-SEARCH-REPORT | US5566529 |
| INTERNATIONAL-SEARCH-REPORT | US5820016 |
| INTERNATIONAL-SEARCH-REPORT | US6165114 |
| OPPOSITION | EP3162553 |
| OPPOSITION | FR2716408 |
| OPPOSITION | FR2986514 |
| OPPOSITION | US2013192620 |
| OPPOSITION | WO2015179388 |
| OPPOSITION | WO2017149152 |
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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Sep 11, 2025
Sep 11, 2025
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Jun 11, 2025
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Apr 17, 2025
Apr 14, 2025
(Electronic) Receipt
Appeal
Apr 14, 2025
Apr 14, 2025
Apr 9, 2025
Apr 4, 2025
(Electronic) Receipt
Appeal
Apr 4, 2025
Apr 4, 2025
Apr 1, 2025
Refund of fees
Appeal
Mar 28, 2025
Mar 25, 2025
(Electronic) Receipt
Appeal
Mar 25, 2025
Mar 25, 2025
Withdrawal of an appeal
Appeal
Feb 21, 2025
Feb 18, 2025
(Electronic) Receipt
Appeal
Feb 18, 2025
Feb 18, 2025
Feb 18, 2025
Feb 12, 2025
Feb 12, 2025
Feb 12, 2025
Feb 12, 2025
Nov 13, 2024
Nov 8, 2024
(Electronic) Receipt
Appeal
Nov 8, 2024
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Nov 5, 2024
Oct 30, 2024
(Electronic) Receipt
Appeal
Oct 30, 2024
Oct 30, 2024
Oct 15, 2024
Oct 15, 2024
Oct 10, 2024
Oct 10, 2024
Sep 27, 2024
Sep 24, 2024
(Electronic) Receipt
Appeal
Sep 24, 2024
Sep 24, 2024
Reply to appeal
Appeal
Sep 23, 2024
Sep 18, 2024
(Electronic) Receipt
Appeal
Sep 18, 2024
Sep 18, 2024
Reply to appeal
Appeal
May 24, 2024
May 24, 2024
May 17, 2024
(Electronic) Receipt
Appeal
May 17, 2024
(Electronic) Receipt
Appeal
May 17, 2024
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Mar 18, 2024
(Electronic) Receipt
Appeal
Mar 18, 2024
Mar 18, 2024
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Mar 18, 2024
Notice of appeal
Appeal
Mar 12, 2024
(Electronic) Receipt
Appeal
Mar 12, 2024
Mar 12, 2024
Notice of appeal
Appeal
Jan 23, 2024
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Means of redress
OPPO
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Sep 14, 2021
Aug 5, 2021
Decision to grant a European patent
Search/Exam
Jul 28, 2021
Jul 16, 2021
(Electronic) Receipt
Search/Exam
Jul 16, 2021
Filing of the translations of the claims
Search/Exam
Jul 16, 2021
French translation of claims
Search/Exam
Jul 16, 2021
German translation of the claims
Search/Exam
Jul 16, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2021
Apr 28, 2021
Apr 28, 2021
Apr 28, 2021
Intention to grant (signatures)
Search/Exam
Apr 28, 2021
Text intended for grant (clean copy)
Search/Exam
Apr 28, 2021
Nov 27, 2020
(Electronic) Receipt
Search/Exam
Nov 27, 2020
Amended claims with annotations
Search/Exam
Nov 27, 2020
Claims
Search/Exam
Nov 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 27, 2020
Jul 31, 2020
Annex to the communication
Search/Exam
Jul 31, 2020
Communication from the Examining Division
Search/Exam
Jul 27, 2020
Examination started
Search/Exam
Apr 16, 2020
(Electronic) Receipt
Search/Exam
Apr 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2020
Reply to Written Opinion prepared by the EPO
Search/Exam
Nov 4, 2019
Oct 16, 2019
Oct 16, 2019
European search opinion
Search/Exam
Oct 16, 2019
Information on Search Strategy
Search/Exam
Oct 16, 2019
Supplementary European search report
Search/Exam
Oct 4, 2019
Search started
Search/Exam
Jan 23, 2019
Nov 22, 2018
Nov 20, 2018
Communication to designated inventor
Search/Exam
Nov 20, 2018
Communication to designated inventor
Search/Exam
Nov 20, 2018
Communication to designated inventor
Search/Exam
Oct 30, 2018
Sep 24, 2018
(Electronic) Receipt
Search/Exam
Sep 24, 2018
Priority search results
Search/Exam
Sep 24, 2018
Request for entry into the European phase
Search/Exam
Aug 24, 2018
Information on entry into European phase
Search/Exam
Nov 7, 2017
Oct 19, 2017
Copy of the international search report
Search/Exam
Oct 19, 2017
Published international application - A1
Search/Exam