Patent · US Expired

Tampon especially for feminine hygiene and a process and apparatus for producing this

US6310269A · kind A · utility

214Cited by

20References

14Claims

0Family size

Assignee

McNeil-PPC, Inc. · US

Inventors

Axel Friese · Wuppertal, DE
Stefan Simon · Cologne, DE

Key dates

Filing date	Apr 24, 1995
Grant date	Oct 30, 2001
Priority date	—
Expiry date	Apr 24, 2015

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T156/1015
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A tampon having a relatively high density, compressed core (16) and a plurality of lower density longitudinal ribs (17) is disclosed. The longitudinal ribs (17) have a softer fiber structure and a coarser capillary structure and extend radially from the core (16). The longitudinal ribs (17) are separated one from another by outwardly open longitudinal grooves (18). A process for preparing the tampon and an apparatus useful in the process are also disclosed.

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