Patent · US Expired

Exhaust filter system for sterilizers

US5022898A · kind A · utility

1Cited by
14References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 1990
Grant dateJun 11, 1991
Priority date
Expiry dateJan 11, 2010

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2/20
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A filter system for the exhaust stream of a chemical sterilizer includes a liquid trap filter directly upstream from a canister filter and proximity switch for monitoring the presence or absence of the canister filter.

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