US Patent 8978648 Air delivery conduit
Patent 8978648 was granted and assigned to ResMed on March, 2015 by the United States Patent and Trademark Office.
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Patent abstract
An air delivery conduit includes a tube including a plurality of corrugations. The corrugations vary along a length of the tube to change flexibility and/or stretch characteristics of the tube in one or more specific zones.
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Patent Inventor Names
James Morrison0
Justin John Formica0
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US Patent 08978648 Air delivery conduit US Patent 8978648 Air delivery conduit
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Patent Number
08978648
Patent Number
8978648
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Official Website
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US Patent 08978648 Air delivery conduit
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Is a
Current assignee
Patent jurisdiction
Patent number
08978648
Date of patent
March 17, 2015
Patent application number
13064676
Date Filed
April 7, 2011
Patent primary examiner
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