Medical oxygen concentrator

- NGK SPARK PLUG CO., LTD.
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Description

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

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines depict portions of the article that form no part of the claimed design.

Claims

The ornamental design for a medical oxygen concentrator, as shown and described.

Referenced Cited
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D412577 August 3, 1999 Mickelson
D471278 March 4, 2003 Cheng
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D550360 September 4, 2007 McCombs
D635681 April 5, 2011 Edwards
D693005 November 5, 2013 Nawata
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20050161044 July 28, 2005 Yoshida
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Foreign Patent Documents
D1103567 March 2001 JP
D1200587 March 2004 JP
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WO-2011087111 July 2011 WO
Other references
  • US Oxygen Sales. Link: https://www.usoxygensales.com/product/respironics-simplygo-portable-oxygen-concentrator/. Visited Feb. 6, 2019. Respironics SimplyGo Portable Oxygen Concentrator. (Year: 2019).
Patent History
Patent number: D854691
Type: Grant
Filed: May 22, 2018
Date of Patent: Jul 23, 2019
Assignee: NGK SPARK PLUG CO., LTD. (Nagoya-shi, Aichi)
Inventors: Yoshinori Kondo (Komaki), Masahiro Kamada (Komaki), Takehiko Saiki (Toki), Yasunori Hida (Toyoake)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Lauren D McVey
Application Number: 29/648,484
Classifications
Current U.S. Class: Pulmonary (38) (D24/164)