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:
Dec. 16, 2025
Filed:
Dec. 22, 2022
Fisher & Paykel Healthcare Limited, Auckland, NZ;
Nimansha Budhiraja, Auckland, NZ;
Adam John Darby, Auckland, NZ;
Johannes Nicolaas Bothma, Auckland, NZ;
Mark Samuel Hamilton, Auckland, NZ;
Donald Roy Kuriger, Auckland, NZ;
Igor Olegovich Yatsevich, Auckland, NZ;
Fisher & Paykel Healthcare Limited, Auckland, NZ;
Abstract
The invention relates to a non-heated humidification device comprising a wick; a chamber for holding water in contact with the wick; and a gas inlet to the chamber, wherein the chamber and wick are configured to humidify gas passing through or over the wick at ambient conditions. The device may be modular and attachable to a flow generator. The device may comprise dual gas circuits and a control system for controlling the gas flow through the gas circuits in order to control the humidity of the gas output.