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:
Jun. 02, 2015
Filed:
Dec. 04, 2013
Resmed Limited, Bella Vista, New South Wales, AU;
Brent James Dravitzki, Sydney, AU;
Enrico Brambilla, Irvine, CA (US);
Lemmy Nga, Sydney, AU;
Nigel Quarmby, Sydney, AU;
Aaron Samuel Davidson, Sydney, AU;
Joel Edward Gibson, Sydney, AU;
Anthony Paul Barbara, Sydney, AU;
Justin John Formica, Sydney, AU;
Angelene Marie Ozolins, Sydney, AU;
Robert Thomas Burnham, Sydney, AU;
Lachlan Richard Goldspink, Sydney, AU;
ResMed Limited, Bella Vista, AU;
Abstract
A nasal cushion for a mask system includes a side wall defining a breathing chamber, an undercushion extending from the side wall, and a membrane that at least partially covers the undercushion. The membrane is adapted to seal along the nasal bridge, sides of nose, corners of nose, and upper lip of the patient's face in use. The undercushion is only provided along the side of nose, corner of nose, and upper lip regions of the cushion. The undercushion includes a flap or extending portion in each side of nose region that is wider than the other regions thereof and adapted to engage and provide a force into the sides of the patient's nose in use.