Water-soluble films, water-soluble unit dose articles, and methods of making and using the same
US11473040B2 · kind B2 · utility
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29Claims
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Key dates
| Filing date | Dec 15, 2021 |
| Grant date | Oct 18, 2022 |
| Priority date | — |
| Expiry date | Dec 15, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2429/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Water-soluble films, water-soluble unit dose articles, and related methods of making and using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.