Patent · US Expired

CPAP humidifier

US6827340B2 · kind B2 · utility

99Cited by
26References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 2001
Grant dateDec 7, 2004
Priority date
Expiry dateNov 17, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2205/3666
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Passive humidifier for a continuous positive airway pressure (CPAP) device having a plurality of chambers defined by arced baffles. Each opening between the arced baffles is provided with a deflector baffle to prevent direct passage of air.

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