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:
Mar. 18, 2008
Filed:
Aug. 19, 2002
Hendrikus Gerardus M. Heijerman, Zoetermeer, NL;
Petrus Paulus H. Le Brun, The Hague, NL;
Henderik Willem Frijlink, Eelde, NL;
Anne Haaije DE Boer, Drachten, NL;
Hendrikus Gerardus M. Heijerman, Zoetermeer, NL;
Petrus Paulus H. Le Brun, The Hague, NL;
Henderik Willem Frijlink, Eelde, NL;
Anne Haaije de Boer, Drachten, NL;
Rijksuniversiteit Groningen, Groningen, NL;
Abstract
The invention relates to a powder formulation for administration by inhalation comprising an active substance and a pharmaceutically acceptable excipient, which composition has the form of a physical mixture and comprises from 5 to 25 wt. % of the excipient, and wherein the active substance has a particle size distribution of from 0.5 to 10 μm, and wherein the excipient has a particle size distribution of from 15 to 500 μm.