Patent · US Expired

Sanitary napkin having elastic member that lifts upper portion thereof

US6410822B1 · kind B1 · utility

103Cited by
9References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 9, 1999
Grant dateJun 25, 2002
Priority date
Expiry dateSep 9, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F13/47263
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A sanitary napkin including therein an elastic member longitudinally extending under tension along a center line dividing a width of the napkin. An upper portion of the napkin protrudes upward as the elastic member contracts. In the vicinity of both side edges of the napkin, topsheet is compressed together with absorbent core underlying the topsheet toward a backsheet to form a pair of compressed grooves extending longitudinally of the napkin.

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