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US 2011/0078867 A1Published application
Flexible toothbrush
OwnerMichael Liangcoinventor
Life of this patent
Estimating the term…
Abstract
A toothbrush comprises a handle portion and a head portion. The head portion has a base member and first and second lateral walls extending upwardly therefrom to define a space. The base member and first and second lateral walls have bristles arranged thereon extending into the space. At least one, and preferably both, of the first and second lateral walls are pivotable relative to the base member to permit the side walls to move into and out of the space in response to forces.
Claims24
A toothbrush comprising:
- a handle portion;
- and
- a head portion having a base member and first and second lateral walls extending upwardly therefrom to define a space, the base member and first and second lateral walls having bristles arranged thereon extending into the space, at least one of the first and second lateral walls being pivotable relative to the base member to permit the side walls to move into and out of the space in response to forces.
A toothbrush comprising:
- a handle portion;
- and
- a head portion having a base member and first and second lateral walls extending upwardly therefrom to define a space, the base member and first and second lateral walls having bristles arranged thereon extending into the space, the bristles of the base member comprising nylon traditional bristles, and the bristles of the first and second lateral walls comprising a combination of traditional nylon bristles and rubber bristles.
Dependencies are inferred from the claim text.