Toothbrush with partially coated surface

US9539750B2 · kind B2 · utility

Assignee

• TRISA HOLDING AG · CH

Inventors

• Peter Gross · Saarlouis, DE
• Christian Hilfiker · Triengen, CH

Key dates

• Filing date: Nov 28, 2007
• Grant date: Jan 10, 2017
• Expiry date: Oct 31, 2032

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29L2031/425
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

The toothbrush has a handle, a neck and a head. In the handle there is a first hard component which has a metallic covering. At least in regions, the metallic covering has a covering of a second hard component.