US Patent D978335 Bidirectional nasal cannula

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D978335

Patent Inventor Names

Laurence Kalnin0

Date of Patent

February 14, 2023

Patent Application Number

35515096

Date Filed

December 23, 2021

Patent Citations Received

‌

US Patent D998784 Nasal cannula

Patent Primary Examiner

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