US 11,389,614 B2
Removable cartridge for oxygen concentrator
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US 11,389,614 B2
Removable cartridge for oxygen concentrator
Tech Center:
1700 Chemical and Materials Engineering
Examiner:
Christopher P Jones
Art Unit:
1776 Chemical Apparatus, Separation and Purification, Liquid and Gas Contact Apparatus
Agent:
Carlson, Gaskey & Olds, P.C.
Inventors:
Nicholas P. Van Brunt; Perry B. Lonnes; Theodore W. Jagger; John A. Kivisto
Assignee:
3B MEDICAL, INC.
Priority:
02/09/05
Filed:
05/14/20
Granted:
07/19/22
Expiration:
12/20/25
Cooperative Patent Classification (CPC)
A61A61M2202/0208A61MA62B19/00A62BB01D2259/455B01D

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