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.

Date of Patent:
Aug. 28, 1990

Filed:

May. 06, 1988
Applicant:
Inventors:

Arthur L Cummings, Ponca City, OK (US);

Robert W Childers, Erie, PA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61L / ; A61L / ;
U.S. Cl.
CPC ...
422 28 ; 422 27 ; 422292 ;
Abstract

This process sterilizes the surfaces within a chamber wherein a first portion of the surfaces is at a temperature below 10.degree. C. and a second portion of the surfaces is at a temperature greater than 20.degree. C. The process includes the steps of introducing vapor phase hydrogen peroxide to the chamber, contacting the first portion with the vapor to effect condensation thereon, contacting the second portion with the vapor, applying a source of vacuum to the chamber and continuing to introduce vapor phase hydrogen peroxide into the chamber until the surfaces are sterile while preserving the temperature ranges of the first and second portions.


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