US 2004/0175675 A1Published application

Low friction toothbrush

AssigneeE. I. Du Pont de Nemours and Company

InventorsRussel A. Brezler III, Susan E. Loudin, Charles F. Nelson, Kwai-Yung Benjamin Su

Life of this patent

Estimating the term…

Abstract

A brush for use in cleaning teeth, and a method for cleaning teeth using such brush, in which bristles are used in the brush that are prepared from a composition containing a thermoplastic polymeric resin in admixture with a slip agent.

Claims10

Dependent claims

A method of cleaning teeth comprising (a) providing a brush that comprises bristles that are prepared from a composition comprising a thermoplastic polymeric resin in admixture with a slip agent;

and (b) applying the brush to the surface of one or more teeth to clean the teeth.

Dependencies are inferred from the claim text.

Facts

Application: 10/805,868Filed 22 Mar 2004
Priority: 2 Oct 2000
Published: 9 Sep 2004
Term ends: Not estimatedThe source records don’t support an estimate.

Classification10 codes

A46D 1/00
Bristles
A46B 3/18
Brushes characterised by the way in which the bristles are fixed or joined in or on the brush body or carrier: the bristles being fixed on or…
A46B 9/04
Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups: arranged like in or for toothbrushes
A46B 9/06
Arrangements of the bristles in the brush body: arrangement of mixed bristles or tufts of bristles, e.g. wire, fibre, rubber

Family

Application60/237,302Us provisional application · filed 2 Oct 2000
Application09/962,493Division · filed 25 Sep 2001
Application10/805,868Division · filed 22 Mar 2004
US 2002/0120995 A1Published application
US 6,871,374 B2Related patent
US 2004/0175675 A1This patent

From the US filing history. Foreign family members aren’t listed.

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