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.

Date of Patent:
Jun. 26, 2018

Filed:

Apr. 30, 2013
Applicant:

Boehringer Ingelheim International Gmbh, Ingelheim am Rhein, DE;

Inventors:

Robert Gerhard Winkler, Aschaffenburg, DE;

Herbert Wachtel, Ingelheim am Rhein, DE;

Stephen Terence Dunne, Ipswich, GB;

Andree Jung, Idar-Oberstein, DE;

Assignee:

Boehringer Ingelheim International GmbH, Ingelheim am Rhein, unknown;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61M 11/00 (2006.01); A61M 15/00 (2006.01); A61M 11/02 (2006.01); A61M 11/04 (2006.01); A61M 16/10 (2006.01); A61M 16/00 (2006.01);
U.S. Cl.
CPC ...
A61M 15/009 (2013.01); A61M 11/002 (2014.02); A61M 11/02 (2013.01); A61M 11/041 (2013.01); A61M 15/002 (2014.02); A61M 15/0021 (2014.02); A61M 15/0025 (2014.02); A61M 15/0035 (2014.02); A61M 15/0043 (2014.02); A61M 15/0045 (2013.01); A61M 15/0051 (2014.02); A61M 15/0055 (2014.02); A61M 15/0086 (2013.01); A61M 16/109 (2014.02); A61M 2016/0015 (2013.01); A61M 2016/0039 (2013.01); A61M 2202/064 (2013.01); A61M 2205/8225 (2013.01);
Abstract

The invention relates to an apparatus for nebulizing preferably powdered medicinal formulations, the nebulization being assisted by propellant. According to the invention, the propellant is supplied in pulsed form to the powder cavity () containing the formulation, which is attached to the nozzle () from which the aerosol is emitted. The apparatus according to the invention provides an increase in the fraction of pulmonary particles in the aerosol leaving the nozzle ().


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