The patent EP3429928B1 was granted to Pulpac on Nov 10, 2021 following the initial filing on Mar 16, 2017 under the application number EP17767071A . The current legal status of the patent is Granted And Under Opposition.
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.
The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.
Date
Description
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Sep 5, 2025
Aug 11, 2025
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(Electronic) Receipt
Appeal
Aug 7, 2025
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Jun 10, 2025
(Electronic) Receipt
Appeal
Jun 10, 2025
(Electronic) Receipt
Appeal
Jun 10, 2025
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Notice of appeal
Appeal
Jun 10, 2025
Notice of appeal
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Jun 10, 2025
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Means of redress
OPPO
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Authorisation
OPPO
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Document concerning representation
Search/Exam
May 3, 2022
Letter accompanying subsequently filed items
Search/Exam
Nov 23, 2021
Oct 14, 2021
Decision to grant a European patent
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Sep 30, 2021
(Electronic) Receipt
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Sep 30, 2021
French translation of claims
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Sep 30, 2021
German translation of the claims
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Sep 30, 2021
Letter accompanying subsequently filed items
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Jul 21, 2021
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Intention to grant (signatures)
Search/Exam
Jul 21, 2021
Text intended for grant (clean copy)
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Jul 21, 2021
Jun 17, 2021
Jun 11, 2021
Examination started
Search/Exam
Jun 7, 2021
Annexes in respect of a client data request
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Jun 7, 2021
Annexes in respect of a client data request
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Jun 4, 2021
(Electronic) Receipt
Search/Exam
Jun 4, 2021
Enquiry as to the processing of the file
Search/Exam
Jun 4, 2021
Letter accompanying subsequently filed items
Search/Exam
May 26, 2020
(Electronic) Receipt
Search/Exam
May 26, 2020
Letter accompanying subsequently filed items
Search/Exam
May 26, 2020
Priority search results
Search/Exam
May 26, 2020
Priority search results
Search/Exam
May 26, 2020
May 18, 2020
May 4, 2020
(Electronic) Receipt
Search/Exam
May 4, 2020
May 4, 2020
Amended claims with annotations
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May 4, 2020
Amendments received before examination
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May 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 12, 2019
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European search opinion
Search/Exam
Oct 24, 2019
Information on Search Strategy
Search/Exam
Oct 24, 2019
Supplementary European search report
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Oct 10, 2019
Search started
Search/Exam
Apr 26, 2019
(Electronic) Receipt
Search/Exam
Apr 26, 2019
Apr 26, 2019
Amended claims with annotations
Search/Exam
Apr 26, 2019
Amendments received before examination
Search/Exam
Apr 26, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 4, 2019
Oct 31, 2018
Oct 29, 2018
Communication to designated inventor
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Oct 29, 2018
Communication to designated inventor
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Oct 16, 2018
(Electronic) Receipt
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Oct 16, 2018
Request for entry into the European phase
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Sep 26, 2018
Sep 26, 2018
Sep 18, 2018
Citation filed by a third party
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Sep 18, 2018
Non-patent literature filed by a third party
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Sep 18, 2018
Non-patent literature filed by a third party
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Sep 18, 2018
Patent document filed by a Third party
Search/Exam
Sep 18, 2018
Patent document filed by a Third party
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Sep 18, 2018
Patent document filed by a Third party
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Sep 18, 2018
Patent document filed by a Third party
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Sep 18, 2018
Patent document filed by a Third party
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Sep 18, 2018
Patent document filed by a Third party
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Jul 25, 2018
Information on entry into European phase
Search/Exam
Mar 7, 2018
Notification of the recording of a change
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Jan 30, 2018
Notification of election of EPO
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Oct 11, 2017
Sep 21, 2017
Copy of the international search report
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Sep 21, 2017
Published international application - A1
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