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:
Aug. 08, 2000
Filed:
Aug. 14, 1998
Hui-Wen Cheng, Taipei, TW;
Sinphar Pharmaceutical Co., Ltd., I-Lan, TW;
Abstract
A hydrogen peroxide destroying composition is disclosed, which includes 1-30% of a hydrogen peroxide destroying component, 0.5-40% of a binder, 0-20% of a disintegrant and 0.02-3% of a chlorophyll coloring agent, based on the weight of the hydrogen peroxide destroying composition. When the hydrogen peroxide destroying composition of the present invention in the form of a tablet or pills added into a H.sub.2 O.sub.2 -containing aqueous medium for disinfecting contact lens, said coloring agent will color the aqueous medium indicating an initiation of neutralization of residual H.sub.2 O.sub.2 caused by the hydrogen peroxide destroying component after a period of time from the addition.