Appeal No. 1997-2027
Application 08/417,419
subject matter and reads as follows:
16. A method of controlling the dose of dentifrice used
for a brushing comprising providing a toothbrush wherein the
bristles are comprised of at least two different colors and
wherein the bristles of one color provide a pattern such that
when the bristles of said pattern support a dose of dentifrice
deposited thereon the dose is from about 0.1 to 0.75 grams of
dentifrice, and depositing a dose of dentifrice onto said
bristles of said pattern to substantially cover said bristles
of said pattern and to deposit a dose of dentifrice of about
0.1 to about 0.75 grams thereon.
The Prior Art
The following reference is relied upon in support of a
rejection under 35 U.S.C. § 103:
Fleischer 2,795,043 Jun.
11, 1957
In addition, the examiner relies on appellants’ admitted
prior art (AAPA) as set forth on page 2 of the specification.
Page 2 of the specification reads as follows:
There are brushes that have a multi-color
bristle pattern. However, there are no toothbrushes
where the bristles are color coded so as to regulate
the dose of dentifrice that is used. In various
prior art toothbrushes the bristles are of different
colors for decorative purposes, to serve as an
indicator when the brush should be changed, or to
instruct as to proper brushing techniques. U. S.
Patent 3,188,673 discloses a toothbrush that has
different color bristles in order to instruct
children the proper brushing techniques. In this
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