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. 04, 2014
Filed:
Feb. 24, 2006
Applicants:
David Andrew Lewis, Wilts, GB;
Brian John Meakin, Bath, GB;
Maurizio Delcanale, Parma, IT;
Fausto Pivetti, Sala Baganta, IT;
Inventors:
David Andrew Lewis, Wilts, GB;
Brian John Meakin, Bath, GB;
Maurizio Delcanale, Parma, IT;
Fausto Pivetti, Sala Baganta, IT;
Assignee:
Chiesi Farmaceutici S.p.A., Parma, IT;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/573 (2006.01); A61K 47/04 (2006.01); A61K 47/02 (2006.01); A61K 9/12 (2006.01); A61K 9/72 (2006.01); A61K 31/58 (2006.01); A61K 31/4704 (2006.01); A61K 9/00 (2006.01);
U.S. Cl.
CPC ...
A61K 9/008 (2013.01); A61K 31/58 (2013.01); A61K 31/573 (2013.01); A61K 47/02 (2013.01); A61K 31/4704 (2013.01);
Abstract
Aerosol solution formulation for use in an aerosol inhaler which includes at least one active ingredient selected from 20-ketosteroids and quinolinone derivatives, a propellant containing a hydrofluoroalkane, a cosolvent, and a specific amount of a sequestering agent that stabilizes the formulation. By way of example, the stabilizing agent may be phosphoric acid or sulphuric acid.