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:
Apr. 19, 1988
Filed:
Aug. 05, 1985
Applicant:
Inventors:
Assignee:
Toyo Contact Lens Co., Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ;
U.S. Cl.
CPC ...
252105 ; 252 94 ; 252544 ; 252546 ; 252D / ;
Abstract
This invention provides a detergent composition by which proteinaceous depositions can be easily removed from contact lenses in a short time, and a method for removing such depositions from the contact lenses. The detergent composition comprises an anionic or amidoamine-type ampholytic surfactant; and thiourea or a reductant.
Miyajima, Nobuyuki. (1988). Method for cleaning contact lenses with composition containing (U.S. Patent No. 4738790). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4738790
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile