Method of treatment using 1-oxo-1H-2-benzopyran-3-carboxylic acid derivatives
US3987185A · kind A · utility
3Cited by
10References
6Claims
0Family size
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Key dates
| Filing date | Dec 20, 1974 |
| Grant date | Oct 19, 1976 |
| Priority date | — |
| Expiry date | Dec 20, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D307/89
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The method comprises administering to an animal an amount of substituted-1-oxo-1H-2-benzopyran-3-carboxylic acid effective to inhibit antigen-antibody reaction in said animal. Representative of the compounds that can be used in the method is sodium 1-oxo-1H-2-benzopyran-3-carboxylate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.