Antiplaque oral composition and method
US5723500A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 17, 1996 |
| Grant date | Mar 3, 1998 |
| Priority date | — |
| Expiry date | May 17, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/26
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An oral antiplaque composition and treatment of teeth therewith wherein the essential antiplaque agent is a substantially water insoluble noncationic antibacterial phenol containing, relative to the hydroxyl group, an alkyl or cycloalkyl group, preferably tert.-butyl (t-butyl), in 2-position, and substituents in one or both of the 4- and 5-positions, one of which may be phenyl or 2', 3' and/or 4' substituted alkyl or cycloalkyl phenyl, preferably 4'-t-butyl phenyl or a phenanthrene containing a hydroxyl substituent in the 2- or 3-position and alkyl or cycloalkyl, preferably t-butyl, substituents in the other of the 2- and 3-positions and in at least one of the other rings. Novel antibacterial alkylated phenols are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.