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:
Oct. 07, 2025
Filed:
Mar. 14, 2024
Applicant:
Inogen, Inc., Goleta, CA (US);
Inventor:
Todd Allum, Livermore, CA (US);
Assignee:
Inogen, Inc., Goleta, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2006.01); A61M 16/06 (2006.01); A61M 16/10 (2006.01); A61M 39/24 (2006.01); B01D 53/053 (2006.01); C01B 13/02 (2006.01); A61M 16/00 (2006.01); A61M 16/20 (2006.01);
U.S. Cl.
CPC ...
A61M 16/101 (2014.02); A61M 16/0672 (2014.02); A61M 16/106 (2014.02); A61M 39/24 (2013.01); B01D 53/053 (2013.01); C01B 13/0259 (2013.01); A61M 16/00 (2013.01); A61M 2016/0027 (2013.01); A61M 2016/003 (2013.01); A61M 16/0057 (2013.01); A61M 2016/1025 (2013.01); A61M 16/107 (2014.02); A61M 16/201 (2014.02); A61M 16/208 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/50 (2013.01); B01D 2221/10 (2013.01); B01D 2253/108 (2013.01); B01D 2256/12 (2013.01); B01D 2257/102 (2013.01); B01D 2258/06 (2013.01); B01D 2259/402 (2013.01); B01D 2259/4533 (2013.01); B01D 2259/4541 (2013.01);
Abstract
An oxygen concentrator comprises a product tank that is fluidly coupled to at least one sieve bed, and a product gas accumulator tank that is fluidly coupled to the product tank via a first conduit and to an outlet port via a second conduit, wherein the first conduit and the second conduit are disposed to allow at least a portion of product gas to flow from the product tank to the outlet port.