Patent · US Expired

Inhalation device

US5511540A · kind A · utility

31Cited by
12References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 15, 1995
Grant dateApr 30, 1996
Priority date
Expiry dateFeb 15, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M15/0091
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A breath-actuated aerosol dispenser having a spring to provide the priming force which is held in a partially compressed state within a cage such that the spring applies no force to an aerosol container, valve, or triggering mechanism included in the dispenser while the dispenser is in its rest position.

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