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:
Jan. 09, 2018
Filed:
Jun. 22, 2009
Michael W. Mueting, Stillwater, MN (US);
Daniel C. Duan, St. Paul, MN (US);
Stephen W. Stein, Lino Lakes, MN (US);
Michael W. Mueting, Stillwater, MN (US);
Daniel C. Duan, St. Paul, MN (US);
Stephen W. Stein, Lino Lakes, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A method of making active pharmaceutical ingredient particles with surface-modified nanoparticles deposited on the particles' surfaces, the method comprising: providing a plurality of media particles having surfaces with the surface-modified nanoparticles deposited on the surfaces; mixing the plurality of media particles with the active ingredient particles, both of which are in dry form, to provide active ingredient particles having surfaces with the surface-modified nanoparticles deposited on the surfaces; and separating the plurality of media particles from the active ingredient particles having surfaces with the surface-modified nanoparticles deposited on the surfaces is disclosed.