Degradation of indigo and indigo carmine with an enzyme isolated from bacteria strain ATCC 55396
US5457043A · kind A · utility
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3References
2Claims
0Family size
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Key dates
| Filing date | Dec 21, 1994 |
| Grant date | Oct 10, 1995 |
| Priority date | — |
| Expiry date | Dec 21, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S435/822
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Biologically pure strains of bacteria and enzymes therefrom capable of degrading indigo and indigo carmine are disclosed. A preferred strain is bacteria strain ATCC 55396. A method for treating water polluted with indigo or indigo carmine and decolorization of products dyed with indigo and/or indigo carmine by bringing the water into contact with the bacteria or with enzymes extracted from the bacteria is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.