Patent ID: 8744927

Claim:
A method of calculating cost and dispensing a selected amount of hair coloring solution to a color specialist for coloring a customer's hair, said method including the following steps: selecting a color treatment station, said color treatment station having a color treatment display, said color treatment display connected to a color memory located in a hard drive of said color treatment display, displaying a series of screen shots, at least one or more screen shots offering an icon for selecting an amount of solution from new growth, color balance, color tone, color cleanse, color bleach, base color and developer to dispense a coloring solution, based upon selections made by said specialist, calculating the cost and amount of hair coloring to be dispensed for the color treatment through the use of software including an algorithm, said algorithm using the following computations to calculate cost from the amount of each solution selected by said color specialist, a=Base amount required for color application area (retrieved from a table), b=Base amount in standard stored or colorist entered formula, f=Reduction/Increase factor, i=Amount of any other ingredient c=Corrected ingredient amount based on application data presenting a screen shot which displays the calculated cost and amount of hair coloring to be dispensed for the color treatment to said color specialist, and dispensing said calculated amount of coloring solution to said color specialist.