Patent · US Expired

Flexible, open-pored cleaning body

US6579158B2 · kind B2 · utility

5Cited by

14References

14Claims

0Family size

Assignee

Firma Carl Freudenberg · DE

Inventor

Carl-Uwe Tintelnot · Weinheim, DE

Key dates

Filing date	Jun 7, 2001
Grant date	Jun 17, 2003
Priority date	—
Expiry date	Dec 28, 2021

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.