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The patent EP3631085 was granted to Huhtamaki Molded Fiber Technology on Mar 31, 2021. The application was filed on Jun 1, 2018 under application number EP18737042A. The patent is currently recorded with a legal status of "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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| BRODRENE HARTMANN | Dec 30, 2021 | BUDDE SCHOU | ADMISSIBLE |
| HARTMANN PACKAGING | Dec 30, 2021 | BUDDE SCHOU | ADMISSIBLE |
| THE LOOP FACTORY | Dec 30, 2021 | BRANN | ADMISSIBLE |
| PULPAC | Dec 28, 2021 | ZACCO SWEDEN | ADMISSIBLE |
| STORA ENSO OYJ | Dec 20, 2021 | GLINDELL | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2010064899 |
| INTERNATIONAL-SEARCH-REPORT | EP1840043 |
| INTERNATIONAL-SEARCH-REPORT | WO2015036659 |
| OPPOSITION | EP1840043 |
| OPPOSITION | EP3429928 |
| OPPOSITION | EP3736099 |
| OPPOSITION | EP3882167 |
| OPPOSITION | GB2015604 |
| OPPOSITION | ITPO20070021 |
| OPPOSITION | JP2003251726 |
| OPPOSITION | US3575749 |
| OPPOSITION | US4418031 |
| OPPOSITION | US4640810 |
| OPPOSITION | US5215696 |
| OPPOSITION | US9777415 |
| OPPOSITION | WO0242070 |
| OPPOSITION | WO2007104431 |
| OPPOSITION | WO2011034479 |
| OPPOSITION | WO2014064340 |
| OPPOSITION | WO2014142714 |
| OPPOSITION | WO2015036659 |
| OPPOSITION | WO2017160218 |
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
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(Electronic) Receipt
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Filing of the translations of the claims
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French translation of claims
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German translation of the claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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Amended claims with annotations
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Jul 2, 2020
Letter accompanying subsequently filed items
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Communication to designated inventor
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Communication to designated inventor
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(Electronic) Receipt
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Request for entry into the European phase
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Notification of the recording of a change
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Oct 11, 2019
Information on entry into European phase
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Copy of the international search report
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Dec 6, 2018
Published international application - A1
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Aug 30, 2018
ISR: cited documents
PCTISA
Aug 29, 2018
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Aug 29, 2018
Jul 19, 2018
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Jun 1, 2018
Abstract
PCTISA
Jun 1, 2018
Claims
PCTISA
Jun 1, 2018
Description
PCTISA
Jun 1, 2018
Drawings
PCTISA