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:
Jul. 09, 2013
Filed:
Sep. 08, 2005
Tricia Cregger, Fairlawn, OH (US);
Randal W. Eveland, Concord, OH (US);
Antoinette Bower, Mentor, OH (US);
Tricia Cregger, Fairlawn, OH (US);
Randal W. Eveland, Concord, OH (US);
Antoinette Bower, Mentor, OH (US);
American Sterilizer Company, Mentor, OH (US);
Abstract
An oxidative dye indicator composition comprising an indicator dye that has been pre-reacted with a reducing agent prior to use in an oxidizing or disinfectant sterilizing system. The pre-reacted dye, when subjected to an oxidizing disinfection or sterilization agent, such as peracetic acid or hydrogen peroxide, under goes a visible color change and thus can serve as a chemical, process, or chemical integrator, indicator. The dyes include various azines, thiazines, and oxazines compounds and the reducing agents include alkali metal alkoxides and alkaline earth metal alkoxide compounds.