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The patent EP3528208 was granted to Lymphatech on Aug 19, 2020. The application was filed on Feb 4, 2019 under application number EP19155337A. 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 |
|---|---|---|---|
| BAUERFEIND | May 19, 2021 | CLARENBACH | - |
| SANDERSON | May 19, 2021 | SANDERSONS | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2014200494 |
| DESCRIPTION | US2014259267 |
| DESCRIPTION | US2014277663 |
| DESCRIPTION | US2015051524 |
| DESCRIPTION | US2016120734 |
| DESCRIPTION | US2016235354 |
| DESCRIPTION | US7398133 |
| DESCRIPTION | US9345271 |
| OPPOSITION | CN104809639 |
| OPPOSITION | EP1444393 |
| OPPOSITION | EP1616281 |
| OPPOSITION | EP3435800 |
| OPPOSITION | EP3525208 |
| OPPOSITION | US2011298897 |
| OPPOSITION | US2015081472 |
| OPPOSITION | US2015216477 |
| OPPOSITION | US2016235354 |
| OPPOSITION | US2018042322 |
| OPPOSITION | US6546309 |
| OPPOSITION | WO2005106087 |
| OPPOSITION | WO2014037939 |
| OPPOSITION | WO2015103620 |
| OPPOSITION | WO2015120271 |
| OPPOSITION | WO2018031793 |
| SEARCH | US6546309 |
| SEARCH | WO2014037939 |
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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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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(Electronic) Receipt
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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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Submission concerning representation
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Annex to the communication
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Communication from the Examining Division
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Nov 6, 2019
Examination started
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(Electronic) Receipt
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Amended claims with annotations
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Amended description with annotations
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Letter accompanying subsequently filed items
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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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Jun 7, 2019
Information on Search Strategy
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May 20, 2019
Search started
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Mar 29, 2019
Communication to designated inventor
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Communication to designated inventor
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Abstract
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Description
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Drawings
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Feb 4, 2019
Matter concerning the application
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Feb 4, 2019
Request for grant of a European patent
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