Patent · US Expired

Toothbrush

US6687940B1 · kind B1 · utility

153Cited by

21References

24Claims

0Family size

Assignee

TRISA HOLDING AG · CH

Inventors

Peter Gross · Saarlouis, DE
Peter Waldispuhl · Triengen, CH

Key dates

Filing date	May 21, 2001
Grant date	Feb 10, 2004
Priority date	—
Expiry date	May 21, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA46B5/02
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

The invention comprises a toothbrush having improved manipulative and aesthetic features. The toothbrush includes a joined two-piece construction having a hollow or tubular interior cavity, and wherein the two pieces may be of differing configurations, differing plastic material, differing colors, partially or wholly translucent, and wherein ornamental objects may occupy the cavity when the toothbrush includes transparent portions. The handle also may include soft protuberances to facilitate gripping the toothbrush.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.