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. 24, 2011
Filed:
Jul. 20, 2006
Raimar Loebenberg, Edmonton, CA;
Warren H. Finlay, Edmonton, CA;
Wilson H. Roa, Edmonton, CA;
Leticia Ely, Edmonton, CA;
Raimar Loebenberg, Edmonton, CA;
Warren H. Finlay, Edmonton, CA;
Wilson H. Roa, Edmonton, CA;
Leticia Ely, Edmonton, CA;
Other;
Abstract
Effervescent powders comprising inhalable particles are disclosed, as are methods for preparing these powders. The inhalable carrier particles comprise an inorganic or organic carbonate, and an acid, and exhibit effervescence when exposed to water or humid air. The particles have a mass median aerodynamic diameter suitable for nasal, bronchial, or pulmonary administration. The inhalable particles may be used as carriers for active agents. The inhalable particles may also be used to enhance permeability of mucosal and surface barriers on an inner surface of the nose, mouth, airway, and/or lungs of a patient, as well as to loosen, thin, cleanse, and remove mucus and extrinsic surface materials from an inner surface of the nose, mouth, airway, and/or lungs of a patient in need thereof.