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:
Nov. 07, 2000
Filed:
Jun. 12, 1998
Applicant:
Inventors:
Andrew L Abrams, Westport, CT (US);
Anand V Gumaste, Robbinsville, NJ (US);
Assignee:
Microdose Technologies, Inc., Monmouth Jct., NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
12820315 ;
Abstract
A dry powder inhaler comprises a first chamber in which a dry powder may be deaggregated by a vibrator and separated by size, and a second chamber in which the size-separated deaggregated powder may be picked up by an air stream and carried for introduction into a patient. Electronic circuitry is included for controlling dosing.