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. 01, 2018
Filed:
Jun. 22, 2009
Adam S. Cantor, River Falls, WI (US);
Jacqueline M. Ganser, Falcon Heights, MN (US);
Michael W. Mueting, Stillwater, MN (US);
Stephen W. Stein, Lino Lakes, MN (US);
Adam S. Cantor, River Falls, WI (US);
Jacqueline M. Ganser, Falcon Heights, MN (US);
Michael W. Mueting, Stillwater, MN (US);
Stephen W. Stein, Lino Lakes, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A method of making a dry powder pharmaceutical composition comprising: providing inactive ingredient particles; providing a micronized active ingredient; mixing the inactive ingredient particles with surface-modified nanoparticles to provide an inactive ingredient comprised of particles having surfaces with the surface-modified nanoparticles deposited on the surfaces; and/or mixing the micronized active ingredient with surface-modified nanoparticles to provide a micronized active ingredient comprised of particles having surfaces with the surface-modified nanoparticles deposited on the surfaces; and then mixing the micronized active ingredient with the inactive ingredient; the dry powder compositions made by the method; a use of said composition for the manufacture of a medicament for being delivered to the lungs of a mammal by administering a therapeutic amount of the dry powder pharmaceutical composition, and a dry powder inhalation device comprising a mouth piece, a powder containment system, and the dry powder pharmaceutical composition are disclosed.