The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 03, 2002
Filed:
Mar. 08, 2000
Applicant:
Inventor:
Stephen John Ruskewicz, Kensington, CA (US);
Assignee:
Aradigm Corporation, Hayward, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/500 ;
U.S. Cl.
CPC ...
A61M 1/500 ;
Abstract
The invention provides a triggering mechanism for actuating a trigger signal in response to a pre-determined rate of fluid flow through the mechanism. Triggering mechanism generally includes a sliding piston within an air channel, held in place by a resistance structure. Further provided are aerosol delivery devices having triggering mechanism.