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. 11, 2008
Filed:
Jun. 14, 2002
Chikamasa Yamashita, Naruto, JP;
Shigeru Ibaragi, Tokushima-ken, JP;
Yuichiro Fukunaga, Tokushima-ken, JP;
Akitsuna Akagi, Naruto, JP;
Chikamasa Yamashita, Naruto, JP;
Shigeru Ibaragi, Tokushima-ken, JP;
Yuichiro Fukunaga, Tokushima-ken, JP;
Akitsuna Akagi, Naruto, JP;
Otsuka Pharmaceutical Co., Ltd., Tokyo-to, JP;
Abstract
A non-powder-form freeze-dried composition for transpulmonary administration has a disintegration index greater than or equal to 0.015 and contains at least one active ingredient. The composition becomes fine particles upon receiving air impact at an air speed greater than or equal to 1 meter/second and an air flow rate greater than or equal to 17 milliliters/second. The fine particles have a mean particle diameter less than or equal to 1×10meters and/or a fine particle fraction greater than or equal to 10%. A method of making the composition, a vessel containing the composition, a method of administering the composition, a dry powder inhalation system for transpulmonary administration, and a method of transpulmonary administration are also disclosed.