Preservative systems
US11980666B2 · kind B2 · utility
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19Claims
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Assignee
Inventors
Key dates
| Filing date | May 18, 2018 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | May 18, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/524
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Described herein are preservative systems that can include xylitol esters and/or ethers, caprylyl glycol, ethylhexylglycerin, and 1,3-propanediol. Also disclosed are formulations such as cosmetics, pharmaceuticals, and personal care products that include a preservative system as described herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.