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. 07, 2017
Filed:
Oct. 12, 2005
Applicants:
LI LI Bovet, Chapel Hill, NC (US);
Jay T. Holt, Raleigh, NC (US);
Inventors:
Li Li Bovet, Chapel Hill, NC (US);
Jay T. Holt, Raleigh, NC (US);
Assignee:
Generics [UK] Limited, Hertfordshire, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/12 (2006.01); A61M 16/10 (2006.01); A61M 15/00 (2006.01); A61K 9/10 (2006.01); A61K 9/00 (2006.01);
U.S. Cl.
CPC ...
A61K 9/10 (2013.01); A61K 9/008 (2013.01); A61K 9/0043 (2013.01);
Abstract
The present invention provides processes for preparing suspension aerosol formulations, wherein the particles for inhalation are formed in situ during the process of manufacturing the formulation. In one aspect of the invention, a process for preparing a suspension aerosol formulation comprises the steps of: (a) dissolving one or more medicaments in one or more solvents to form a solution; and (b) mixing one or more propellants with the solution under conditions effective to precipitate, entirely or partially, at least one of the medicaments.