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The patent EP3580245 was granted to Univation on Feb 19, 2025. The application was filed on Jan 12, 2018 under application number EP18704327A. 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 |
|---|---|---|---|
| BOREALIS | Aug 24, 2021 | KADOR & PARTNER PART MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | BE839380T |
| DESCRIPTION | EP0064301 |
| DESCRIPTION | EP0279586 |
| DESCRIPTION | EP0511665 |
| DESCRIPTION | EP0516476 |
| DESCRIPTION | EP0517868 |
| DESCRIPTION | EP0561476 |
| DESCRIPTION | EP0594218 |
| DESCRIPTION | EP0767184 |
| DESCRIPTION | EP0794200 |
| DESCRIPTION | EP0802202 |
| DESCRIPTION | EP0802203 |
| DESCRIPTION | EP0893454 |
| DESCRIPTION | US3709853 |
| DESCRIPTION | US4003712 |
| DESCRIPTION | US4011382 |
| DESCRIPTION | US4302566 |
| DESCRIPTION | US4543399 |
| DESCRIPTION | US4665208 |
| DESCRIPTION | US4874734 |
| DESCRIPTION | US4882400 |
| DESCRIPTION | US4908463 |
| DESCRIPTION | US4924018 |
| DESCRIPTION | US4952540 |
| DESCRIPTION | US4968827 |
| DESCRIPTION | US5041584 |
| DESCRIPTION | US5091352 |
| DESCRIPTION | US5103031 |
| DESCRIPTION | US5157137 |
| DESCRIPTION | US5204419 |
| DESCRIPTION | US5206199 |
| DESCRIPTION | US5235081 |
| DESCRIPTION | US5248801 |
| DESCRIPTION | US5329032 |
| DESCRIPTION | US5352749 |
| DESCRIPTION | US5473202 |
| DESCRIPTION | US5541270 |
| DESCRIPTION | US5648310 |
| DESCRIPTION | US5665818 |
| DESCRIPTION | US5677375 |
| DESCRIPTION | US5688880 |
| DESCRIPTION | US5770755 |
| DESCRIPTION | US5889128 |
| DESCRIPTION | US5965477 |
| DESCRIPTION | US5972510 |
| DESCRIPTION | US6034187 |
| DESCRIPTION | US6472484 |
| DESCRIPTION | US6534604 |
| DESCRIPTION | WO9410180 |
| DESCRIPTION | WO9940125 |
| DESCRIPTION | WO9947598 |
| DESCRIPTION | WO9948605 |
| DESCRIPTION | WO9950311 |
| DESCRIPTION | WO9960033 |
| INTERNATIONAL-SEARCH-REPORT | US2010133714 |
| INTERNATIONAL-SEARCH-REPORT | WO2014149361 |
| INTERNATIONAL-SEARCH-REPORT | WO2016168700 |
| OPPOSITION | EP1359167 |
| OPPOSITION | EP3347187 |
| OPPOSITION | JPH11199719 |
| OPPOSITION | WO2014043364 |
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
Oct 19, 2020
(Electronic) Receipt
Search/Exam
Oct 19, 2020
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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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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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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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Amended claims with annotations
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Request for entry into the European phase
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Information on entry into European phase
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Copy of the international search report
Search/Exam
Aug 16, 2018
Published international application - A1
Search/Exam
Apr 20, 2018
ISR: cited documents
PCTISA
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ISR: cited documents
PCTISA
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Abstract
PCTISA
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Annex
PCTISA
Jan 30, 2018
Claims
PCTISA
Jan 30, 2018
Description
PCTISA
Jan 30, 2018
Drawings
PCTISA
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