Rosalind J Dandridge from Atlanta, GA, age 75

Method Of Cleaning Ophthalmic Lenses With Alkaline Composition
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US Patent:

55762760, Nov 19, 1996
Filed:

Apr 3, 1995
Appl. No.:

8/415817
Inventors:

Rosalind Dandridge - Doraville GA
Assignee:

Ciba Geigy Corp. - Tarrytown NY
International Classification:

C11D 138
US Classification:

510112
Abstract:

A pH controlled protein removal system and method in the substantial absence of (a) enzyme and (b) a surfactantly effective amount of a surfactant is disclosed. The method comprises contacting a substrate with a cleaning composition therefor, which compostion is substantially free of (a) enzyme and (b) surfactantly effective amount of a surfactant, for a period of time at an alkaline pH and removing said substrate from said composition.

Alkaline Composition For Removing Protein Deposits
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US Patent:

60966963, Aug 1, 2000
Filed:

Jun 13, 1994
Appl. No.:

8/258909
Inventors:

Rosalind Dandridge - Doraville GA
Assignee:

CIBA Vision Corporation - Duluth GA
International Classification:

C11D 760
US Classification:

510112
Abstract:

A pH controlled protein removal system and method in the substantial absence of (a) enzyme and (b) a surfactantly effective amount of a surfactant is disclosed. The method comprises contacting a [polymeric] substrate with a cleaning composition therefor, which compostion is substantially free of (a) enzyme and (b) surfactantly effective amount of a surfactant, for a period of time at an alkaline pH and removing said substrate from said composition.