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:
Feb. 10, 2026

Filed:

Jun. 12, 2020
Applicant:

Fisher & Paykel Healthcare Limited, Auckland, NZ;

Inventors:

Bruce Michael Walls, Auckland, NZ;

Peter Lawrence Grylls, Auckland, NZ;

Douglas Richard Wright, Auckland, NZ;

Christopher Earl Nightingale, Auckland, NZ;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 16/16 (2006.01); A61M 16/00 (2006.01); A61M 16/10 (2006.01); A61M 16/20 (2006.01);
U.S. Cl.
CPC ...
A61M 16/16 (2013.01); A61M 16/0066 (2013.01); A61M 16/109 (2014.02); A61M 16/202 (2014.02); A61M 2205/3633 (2013.01); A61M 2205/368 (2013.01); A61M 2205/505 (2013.01);
Abstract

The present invention relates to an apparatus for providing respiratory assistance to a user via a user conduit. The apparatus being operable in a humidifying mode and a non-humidifying mode, and includes a humidification chamber for containing an amount of water that can be located in an operating position in the humidifying mode and, optionally separate from the apparatus in the non-humidifying mode. The apparatus may also have an auxiliary flow path that can be activated in the non-humidifying mode and a powered device that heats water in the humidification chamber when the apparatus is in the humidifying mode.


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