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The patent EP3946179 was granted to Salts Healthcare on Sep 3, 2025. The application was filed on Mar 25, 2020 under application number EP20716885A. 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 |
|---|---|---|---|
| HOLLISTER INCORPORATED | Apr 27, 2023 | FRKELLY | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | GB2273052 |
| INTERNATIONAL-SEARCH-REPORT | GB2510563 |
| INTERNATIONAL-SEARCH-REPORT | US2007003463 |
| INTERNATIONAL-SEARCH-REPORT | WO2018041320 |
| OPPOSITION | GB2510563 |
| OPPOSITION | JP2018192162 |
| OPPOSITION | US2013081555 |
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
Jun 15, 2022
(Electronic) Receipt
Search/Exam
Jun 15, 2022
Filing of the translations of the claims
Search/Exam
Jun 15, 2022
French translation of claims
Search/Exam
Jun 15, 2022
German translation of the claims
Search/Exam
Jun 15, 2022
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
May 24, 2022
Text intended for grant (clean copy)
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Examination started
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Refund of fees
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Oct 7, 2021
Information regarding early processing
Search/Exam
Sep 23, 2021
(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
Sep 23, 2021
Amendments received before examination
Search/Exam
Sep 23, 2021
Request for entry into the European phase
Search/Exam
Aug 13, 2021
Information on entry into European phase
Search/Exam
Oct 26, 2020
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Copy of the international search report
Search/Exam
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Published international application - A1
Search/Exam
May 29, 2020
ISR: cited documents
PCTISA
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Abstract
PCTISA
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Claims
PCTISA
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PCTISA
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