Patent · US Expired

Flexible, open-pored cleaning body

US6422933B1 · kind B1 · utility

8Cited by

12References

14Claims

0Family size

Assignee

Firma Carl Freudenberg · DE

Inventor

Carl-Uwe Tintelnot · Weinheim, DE

Key dates

Filing date	Jul 20, 2000
Grant date	Jul 23, 2002
Priority date	—
Expiry date	Jul 20, 2020

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29C44/5654
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A flexible, open-pored cleaning body having at least one scouring surface (2) provided in at least one subregion with continuously formed, raised projecting ridges (3), wherein the ridges (3) have regions C,D of different heights in the direction of their extension.

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