The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 22, 2013
Filed:
Jul. 18, 2008
Felino V. Cortez, Jr., Bowie, MD (US);
Owen S. Bamford, Linthicum, MD (US);
William F. Niland, Arnold, MD (US);
George Mcgarrity, Centreville, MD (US);
Peter Boyd, Charlottesville, VA (US);
Felino V. Cortez, Jr., Bowie, MD (US);
Owen S. Bamford, Linthicum, MD (US);
William F. Niland, Arnold, MD (US);
George McGarrity, Centreville, MD (US);
Peter Boyd, Charlottesville, VA (US);
Vapotherm, Inc., Stevensville, MD (US);
Abstract
A delivery tube assembly for delivering a breathing gas to a patient, the delivery tube includes a first lumen having an upstream portion and a downstream portion. The lumen is configured to deliver the breathing gas from the upstream portion to the downstream portion. A second lumen is configured to flow an insulating gas around the first lumen. A method of insulating a breathing gas with an insulating gas and discharging the insulating gas to atmosphere is also disclosed.