Patent · US Expired

Superabsorbent fiber compositions demonstrating efficient retention of exhaled heat and moisture

US5577494A · kind A · utility

55Cited by
14References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 1994
Grant dateNov 26, 1996
Priority date
Expiry dateAug 10, 2014

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M16/106
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A heat and moisture exchange media and device is provided from structural matrix fibers and superabsorbent fibers.

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