Composition for improving respiratory health continuously exposed to particulate matter atmosphere
US11938163B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Jun 8, 2021 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Jun 8, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2236/333
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An aspect of the present disclosure relates to a composition for improving respiratory health exposed to particulate matter, which contains a green tea extract, a green tea polysaccharide and a green tea flavonol as active ingredients. The composition provided in an aspect of the present disclosure can improve respiratory health damaged by exposure to particulate matter by enhancing the effect of preventing adsorption of particulate matter to bronchial epithelial cells and activating the cilia of bronchial epithelial cells. The composition provided in an aspect of the present disclosure may decrease blood heavy metal level.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.