Modified protease, method of producing the same and cosmetic products containing the modified protease
US5230891A · kind A · utility
26Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1992 |
| Grant date | Jul 27, 1993 |
| Priority date | — |
| Expiry date | Apr 22, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides a modified protease such that a protease is coupled to a polysaccharide via a triazine ring. This modified protease is considerably stable, safe and active as compared with the conventional modified proteases and immobilized proteases. Therefore, cosmetic products containing this modified protease are less liable to undergo aging, easier to use and improved in effect on the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.