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:
Jul. 01, 2025
Filed:
Jan. 13, 2020
Philip Morris Products S.a., Neuchâtel, CH;
Robin Craig Cocker, Derby, GB;
Ben Alexander King, Oundle, GB;
Christopher Iain Davidson, Cambridge, GB;
Paul Mutti, Spilsby, GB;
Alex Stenzler, Long Beach, CA (US);
Steve Han, Huntington Beach, CA (US);
James Tibbatts, Cambridge, GB;
Philip Morris Products S.A., Neuchâtel, CH;
Abstract
The present invention provides dry powder inhaler (DPI) devices () for dispensing dry powder and methods for using the same. The DPI devices feature vortex mechanisms for directing air in a turbulent manner sufficient to entrain an amount of a dry powder dose for delivery into a user's lungs. The DPI devices feature replaceable dry powder cartridges (). The DPI devices also feature a retractable configuration for storage and for accidental dispensing of dry powder. The DPI devices dispense dry powder in controlled dosages.