Hair coloring calculator

Claim 3

The apparatus according to claim 1 wherein said designations are determined by: means for presenting a plurality of reference colors, each of which is associated with a designation, said existing color and said new color being associated with one of said plurality of reference colors, whereby the designation of the existing hair color and the new hair color can be determined, and wherein the formulations stored in said storage means corresponds to said reference colors.

Claim 4

The apparatus according to claim 1 wherein said output means is an electronic display device.

Claim 5

The apparatus according to claim 3 wherein said electronic means will cause said display device to display an indication to a user in the event that not all products can be displayed at one time, in which event the user, by depression of a preselected key can cause said apparatus to display additional products.

Claim 6

The apparatus according to claim 1 wherein said output means is a printer for providing a user with output in printed form.

Claim 7

The apparatus of claim 1, wherein said designations are determined by a plurality of means for presenting a plurality of reference colors, wherein each reference color is associated with a specific designation, said existing color and said new color being associated with one of said plurality of reference colors whereby the designation of the existing hair color and the new hair color can be determined, and wherein the formulations stored in said storage means corresponds to said reference colors, and wherein each one of the plurality of means for presenting has associated therewith an identifying indicia, and said keyboard means being provided with a plurality of keys, each of which correspond to the plurality of identifying indicia, whereby a user may change the mode of operation of said apparatus, to be compatible with a selected means for presenting, by depressing that key having an identifying indicia identical to the identifying indicia appearing on said means for presenting.

Claim 8

The apparatus of claim 1, wherein said electronic means, said storage means and said output means comprise a single chip computer.

Claim 9

A hand-held device, for designating hair coloring products to be employed by a user of the device, to change the user's present hair color to a new hair color, comprising: means for presenting a plurality of reference hair colors each of said plurality of reference hair colors having associated therewith a unique designation; keyboard means for entering designations representative of said present hair color and of said new hair color by selecting one of said designations associated with said reference colors to represent the present color and the new color; storage means for storing a plurality of formulations which will change the plurality of reference hair colors to any other reference hair color; electronic means responsive to said designations entered through said keyboard means, for selecting the formulation of hair coloring products from said storage means corresponding to changing the existing hair color to a new hair color; and output means, responsive to said electronic means, for providing a visible display of said formulations of hair coloring products.

Claim 10

A hand-held device, for designating hair coloring products to be employed by a user of the device, to change the user's present hair color to a new hair color, comprising: means for presenting a plurality of reference hair colors each of said plurality of reference hair colors having associated therewith a unique designation; keyboard means for entering designations representative of said present hair color and of said new hair color by selecting one of said designations associated with said reference colors to represent the present color and the new color; storage means for storing a plurality of formulations which will change the plurality of reference hair colors to any other reference hair color; electronic means responsive to said designations entered through said keyboard means, for selecting the formulation of hair coloring products from said storage means corresponding to changing the existing hair color to a new hair color; and output means, responsive to said electronic means, for providing a visible display of said formulations of hair coloring products.

Claim 11

The device according to claim 8 wherein: said keyboard means is provided with a plurality of keys each of which is associated with a distinct identifying indicia corresponding to each one of the plurality of designations that appear on said means for presenting.

Claim 12

The device according to claim 8 wherein said output means is an electronic display device.

Claim 13

The device according to claim 10 wherein said electronic means will cause said display device to display an indication to a user in the event that not all hair coloring products can be displayed at one time; and said keyboard means is provided with a key, depression of which will cause said device to display the remaining hair coloring products.

Claim 14

The device according to claim 8 wherein said output means is a printer for providing a printed list of the formulation of hair coloring products.

Claim 15

The device of claim 8, wherein said designations are determined by a plurality of means, for presenting a plurality of reference colors, wherein each color is associated with a specific designation, said existing color and said new color being associated with one of said plurality of reference colors, whereby the designation of the existing hair color and the new hair color can be determined, and wherein the formulations stored in said storage means corresponds to said reference colors, and wherein each one of the plurality of means for presenting has associated therewith an identifying indicia, and said keyboard means being provided with a plurality of keys, each of which corresponds to the plurality of identifying indicia, whereby a user may change the mode of operation of said device, to be compatible with a selected means for presenting, by depressing that key having an identifying indicia identical to the identifying indicia appearing on said means for presenting.

Claim 16

The device of claim 8, wherein said electronic means, said storage means and said output means comprise a single chip computer.

Claim 19

The apparatus according to claim 15 wherein said designations are determined by: means for presenting a plurality of reference colors, each of which is associated with a designation, said existing color and said new color being associated with one of said plurality of reference colors, whereby the designation of the existing hair color and the new hair color can be determined, and wherein the formulations stored in said storage means corresponds to said reference colors.

Claim 20

The device according to claim 15 wherein said output means is an electronic display device.

Claim 21

The device according to claim 15 wherein said output means is a printer for providing a printed list of the formulation of hair coloring products.

Claim 22

The apparatus of claim 15, wherein said microprocessor means and said storage means comprise a single chip computer.