Patent · US Expired

Contact lens cleaning solutions containing endoproteinase lys-C

US4749511A · kind A · utility

21Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 31, 1986
Grant dateJun 7, 1988
Priority date
Expiry dateJul 31, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D3/0078
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Contact lens cleaning compositions and a method which comprises treating soft contact lenses with general purpose proteases in combination with endoproteinase lys-C are effective in dissolving away and hydrolyzing lysozyme, the major protein component of tears.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.