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The patent EP3601785 was granted to Applied Polymer Developments on Oct 27, 2021. The application was filed on Mar 29, 2018 under application number EP18715942A. 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 |
|---|---|---|---|
| AERA | Jul 26, 2022 | AERA | ADMISSIBLE |
| TEKNOS GROUP | Jul 15, 2022 | KOLSTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP2247677 |
| INTERNATIONAL-SEARCH-REPORT | US2004220369 |
| INTERNATIONAL-SEARCH-REPORT | US2015167633 |
| INTERNATIONAL-SEARCH-REPORT | US2017015862 |
| INTERNATIONAL-SEARCH-REPORT | WO2015049260 |
| OPPOSITION | KR101197201B |
| OPPOSITION | US2012156049 |
| OPPOSITION | US2017174933 |
| OPPOSITION | US5162388 |
| OPPOSITION | WO2009111227 |
| OPPOSITION | WO2012000944 |
| OPPOSITION | WO2015049260 |
| OPPOSITION | WO2015136018 |
| OPPOSITION | WO9855525 |
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
Sep 21, 2021
(Electronic) Receipt
Search/Exam
Sep 21, 2021
Filing of the translations of the claims
Search/Exam
Sep 21, 2021
French translation of claims
Search/Exam
Sep 21, 2021
German translation of the claims
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Sep 21, 2021
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jun 14, 2021
Text intended for grant (clean copy)
Search/Exam
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Apr 26, 2021
Examination started
Search/Exam
May 20, 2020
(Electronic) Receipt
Search/Exam
May 20, 2020
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Amended claims with annotations
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May 20, 2020
Amendments received before examination
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May 20, 2020
Letter accompanying subsequently filed items
Search/Exam
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Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
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(Electronic) Receipt
Search/Exam
Oct 23, 2019
Request for entry into the European phase
Search/Exam
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Notification of the recording of a change
Search/Exam
Aug 9, 2019
Information on entry into European phase
Search/Exam
Oct 24, 2018
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Copy of the international search report
Search/Exam
Oct 4, 2018
Published international application - A1
Search/Exam
Jun 27, 2018
ISR: cited documents
PCTISA
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Abstract
PCTISA
Apr 6, 2018
Claims
PCTISA
Apr 6, 2018
Description
PCTISA
Apr 6, 2018
Drawings
PCTISA
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