Portable oxygen concentrator

- AirSep Corporation
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Description

FIG. 1 is a perspective view of a portable oxygen concentrator showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a first side elevation view thereof; and,

FIG. 5 is a second side elevation view thereof.

The broken line showing in FIGS. 1 and 2 is for illustrative purposes only and forms no part of the claimed design.

Claims

The ornamental design for a portable oxygen concentrator, as shown.

Referenced Cited
U.S. Patent Documents
D322480 December 17, 1991 Rotariu
6152134 November 28, 2000 Webber et al.
D454393 March 12, 2002 Lynch et al.
D467335 December 17, 2002 Lithgow et al.
D468017 December 31, 2002 McCombs
D490155 May 18, 2004 Nakamura
20050051168 March 10, 2005 DeVries et al.
Patent History
Patent number: D550360
Type: Grant
Filed: Sep 2, 2005
Date of Patent: Sep 4, 2007
Assignee: AirSep Corporation (Buffalo, NY)
Inventors: Norman R. McCombs (Tonawanda, NY), Robert Casey (Buffalo, NY), Robert Bosinski (West Seneca, NY)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Anhdao Doan
Attorney: Hiscock & Barclay, LLP
Application Number: 29/237,655
Classifications
Current U.S. Class: Pulmonary (38) (D24/164)