Tricyclic cepham compounds
US4891427A · kind A · utility
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5Claims
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Key dates
| Filing date | May 12, 1989 |
| Grant date | Jan 2, 1990 |
| Priority date | — |
| Expiry date | May 12, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The compounds having a 4,11-dioxo-3-oxa-8(or 7)-thia-1-azatricyclo[7,2,0,0.sup.2,6 ]undecane-2-carboxylic acid skeleton as the base structure, their esters and their salts are useful antibacterial agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.