Patent · US Expired

Inhalation devices

US5715810A · kind A · utility

73Cited by
24References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 1996
Grant dateFeb 10, 1998
Priority date
Expiry dateJun 24, 2016

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61M2202/064
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The present invention provides devices for the oral or nasal inhalation of finely divided materials such as medicinal agents and drugs.

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