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The patent EP3028842 was granted to AM Polymers on Oct 8, 2025. The application was filed on Nov 6, 2015 under application number EP15405060A. 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 |
|---|---|---|---|
| BASELL POLIOLEFINE ITALIA | Mar 3, 2021 | LYONDELLBASELL | WITHDRAWN |
| BASF | Mar 3, 2021 | - | WITHDRAWN |
| EOS ELECTRO OPTICAL SYSTEMS | Mar 3, 2021 | BECKORD & NIEDLICH PATENTANWALTE PARTG MBB | WITHDRAWN |
| EVONIK OPERATIONS | Mar 3, 2021 | F & E PATENT | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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.
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Decision to grant a European patent
Search/Exam
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(Electronic) Receipt
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English translation of the claims
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Filing of the translations of the claims
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French translation of claims
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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(Electronic) Receipt
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Jul 31, 2019
Amended claims with annotations
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Amended description with annotations
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Jul 31, 2019
Claims
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Jul 31, 2019
Description
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Letter accompanying subsequently filed items
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Jul 31, 2019
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(Electronic) Receipt
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Jul 1, 2019
Letter accompanying subsequently filed items
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Jul 1, 2019
Matter concerning the application
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Apr 2, 2019
Annex to the communication
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Apr 2, 2019
Communication from the Examining Division
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Nov 15, 2018
(Electronic) Receipt
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Nov 15, 2018
Amended claims with annotations
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Amended description with annotations
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Nov 15, 2018
Claims
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Nov 15, 2018
Description
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Nov 15, 2018
Letter accompanying subsequently filed items
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Nov 15, 2018
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Annex to the communication
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Communication from the Examining Division
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Jul 10, 2018
(Electronic) Receipt
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Jul 10, 2018
Enquiry as to the processing of the file
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Letter accompanying subsequently filed items
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Mar 6, 2018
Amended claims with annotations
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Amended description with annotations
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Mar 6, 2018
Description
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Annex to the communication
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Communication from the Examining Division
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Amended claims with annotations
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Amended description with annotations
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Claims
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Jun 6, 2017
Description
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Annex to the communication
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Apr 24, 2017
Communication from the Examining Division
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Apr 12, 2017
Examination started
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Dec 21, 2016
Refund order of filing/examination fee
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Dec 5, 2016
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Amended claims with annotations
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Dec 5, 2016
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Amended description with annotations
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Payment of fees and costs
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Notification of forthcoming publication
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European search opinion
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European search report
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Information on Search Strategy
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Search started
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Communication to designated inventor
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Nov 12, 2015
Payment of fees and costs
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Nov 6, 2015
Abstract
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Nov 6, 2015
Claims
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Nov 6, 2015
Description
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Nov 6, 2015
Designation of inventor
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Nov 6, 2015
Priority document
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Nov 6, 2015
Request for grant of a European patent
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