US Patent 11439869 Positive expiratory pressure device
Patent 11439869 was granted and assigned to Trudell Medical International (Tmi) on September, 2022 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 18, 2018
Date of Patent
September 13, 2022
Patent Applicant
Patent Application Number
15983741
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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