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:
Jun. 12, 2007
Filed:
May. 09, 2005
Jan Andersson, Södra Sandby, SE;
Allan Dagsland, Karlshamn, SE;
Harald Heckenmueller, Hamburg, DE;
Uwe Rollwage, Pinneberg, DE;
Volker Tiedemann, Itzehoe, DE;
John Conway, Sawston, GB;
Jan Andersson, Södra Sandby, SE;
Allan Dagsland, Karlshamn, SE;
Harald Heckenmueller, Hamburg, DE;
Uwe Rollwage, Pinneberg, DE;
Volker Tiedemann, Itzehoe, DE;
John Conway, Sawston, GB;
AstraZeneca AB, Sodertalje, SE;
Abstract
A powder inhaler for administering powder by inhalation comprising: a flow path defined by a plurality of surfaces through which a stream of air is in use drawn on inhalation by a user; and dosing means () for providing a dose of powder to the flow path for entrainment in the stream of air; characterized in that the inhaler further comprises dislodging means for dislodging powder accumulated on a surface of the flow path downstream of the dosing means ().