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:
Jul. 10, 2001
Filed:
May. 08, 1998
Applicant:
Inventors:
Jan Andersson, Södra Sandby, SE;
Allan Dagsland, Karlshamn, SE;
Kjell Wetterlin, Södra Sandby, SE;
Assignee:
Astra Akteibolag, Sodertalje, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/500 ;
U.S. Cl.
CPC ...
A61M 1/500 ;
Abstract
An inhaler for administering powder by inhalation, including a plurality of surfaces defining a flow path through which a stream of air is in use drawn on inhalation by a user. The flow path including a mouthpiece; and dosing means for providing a dose of powder to the flow path for entrainment in the stream of air. The inhaler further comprises a movable member downstream of the dosing means for inhibiting accumulation of powder on a surface of the flow path downstream of the dosing means.