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:
May. 04, 2010
Filed:
Dec. 12, 2003
Chikamasa Yamashita, Naruto, JP;
Hitoshi Matsushita, Tokushima, JP;
Shigeru Ibaragi, Tokushima, JP;
Akitsuna Akagi, Naruto, JP;
Chikamasa Yamashita, Naruto, JP;
Hitoshi Matsushita, Tokushima, JP;
Shigeru Ibaragi, Tokushima, JP;
Akitsuna Akagi, Naruto, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
An inhalation device for transpulmonary administration comprises: a chamber () for containing a pharmaceutical composition which is pulverized into fine particles by an air-generated impact for dispersal in air; an air inlet flow path () for introducing to the chamber () outside air to apply the air-generated impact to the pharmaceutical composition and for injecting the outside air toward the pharmaceutical composition; an inhalation flow path () for inhaling the pulverized pharmaceutical composition; a housing () for accommodating the chamber (), the air inlet flow path (), and the inhalation flow path (); a mouthpiece () provided at one end of the housing (), the mouthpiece () being provided with a mouth-side flow path () which communicates with the inhalation flow path (), and an auxiliary flow path ().