The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 24, 1994
Filed:
Mar. 29, 1993
Applicant:
Inventors:
Hideaki Kamiya, Gifu, JP;
Makoto Nakagawa, Aichi, JP;
Assignee:
Tomei Sangyo Kabushiki Kaisha, Aichi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
204131 ; 204D / ; 204130 ;
Abstract
An method for cleaning and disinfecting a soft contact lens, characterized by immersing the soft contact lens in a treating solution which does not generate any hypohalite during electrolysis, supplying a direct current, and raising the temperature of the treating solution; and a treating solution for a soft contact lens, characterized by containing a treating agent mainly composed of boric acid and borax in a concentration of at most 2.2 w/v % and having an electrical conductivity of at most 8 mS/cm are disclosed.