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US Patent 9381316 Interchangeable mask assembly

Patent 9381316 was granted and assigned to ResMed on July, 2016 by the United States Patent and Trademark Office.

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Patent abstractTimelineTable: Further ResourcesReferences
Is a
Patent
Patent
1

Patent attributes

Current Assignee
ResMed
ResMed
1
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
93813161
Patent Inventor Names
Karthikeyan Selvarajan1
Eva Ng1
Philip Rodney Kwok1
Robert Edward Henry1
Date of Patent
July 5, 2016
1
Patent Application Number
123206631
Date Filed
January 30, 2009
1
Patent Citations Received
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US Patent 12076486 Breathing assistance apparatus
2
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US Patent 11701486 Patient interfaces
3
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US Patent 11712532 Breathing assistance apparatus
4
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US Patent 11766535 Breathing assistance apparatus
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US Patent 12017005 Mask system headgear
5
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US Patent D1009252 Frame for a mask assembly
6
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US Patent 11865260 Mask system
7
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US Patent D1010103 Breathing mask assembly including a frame, headgear, and seal
8
...
Patent Primary Examiner
‌
Justine Yu
1
Patent abstract

A mask assembly for a user includes a frame having a main body and lateral connector portions and a cushion component provided to the frame and defining a breathing cavity configured to accommodate at least a portion of the user's nose in use. The cushion component includes a face contacting seal portion adapted to sealingly engage with at least a portion of the user's nose in use. The cushion component has an aperture to communicate pressurized gas from the breathing chamber to the user's airways in use, and a main wall portion, opposite from the aperture, extending upwardly away from the frame. The main wall portion includes a stiffening portion.

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