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US Patent 11690969 Delivery of gases to the nasal airway

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Patent Applicant

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Current Assignee

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Date of Patent

July 4, 2023

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Patent Application Number

169866920

Date Filed

August 6, 2020

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Patent Citations

US Patent 7784460 Delivery devices

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US Patent D530815 Nasal delivery device

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US Patent 7347201 Nasal delivery devices

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US Patent 7377901 Apparatus for collection of airway gases

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US Patent 7481218 Nasal devices

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US Patent 7543581 Nasal devices

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US Patent 8550073 Nasal delivery

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US Patent 8555877 Nasal delivery device

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Patent Primary Examiner

Steven O. Douglas

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CPC Code

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A delivery device for and a method of delivering gases to the nasal airway, in particular therapeutic gases and gases in combination with active substances, either as powders or liquids, for enhanced uptake of the active substances.

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