Patent · US Expired

Highly absorbent sponge

US4071955A · kind A · utility

22Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 22, 1976
Grant dateFeb 7, 1978
Priority date
Expiry dateApr 22, 1996

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F13/2057
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A highly absorbent sponge is disclosed which comprises a layer of compressed sponge-like material laminated with at least one layer of woven or non-woven fabric-like material, such as cotton gauze or cotton batting. Alternative embodiments of the invention are shown wherein the laminated layers are held together either by an adhesive or a sewn thread.

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