Patent
   D861874
Priority
May 15 2018
Filed
May 15 2018
Issued
Oct 01 2019
Expiry
Oct 01 2034
Assg.orig
Entity
unknown
11
16
n/a
The ornamental design for a medical oxygen concentrator, as shown and described.

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

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a front perspective view of a second embodiment of a medical oxygen concentrator showing our new design;

FIG. 10 is a rear perspective view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a left side view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a top view thereof;

FIG. 16 is a bottom view thereof;

FIG. 17 is a front perspective view of a third embodiment of a medical oxygen concentrator showing our new design;

FIG. 18 is a rear perspective view thereof;

FIG. 19 is a front view thereof;

FIG. 20 is a rear view thereof;

FIG. 21 is a left side view thereof;

FIG. 22 is a right side view thereof;

FIG. 23 is a top view thereof; and,

FIG. 24 is a bottom view thereof.

The broken lines depict portions of the medical oxygen concentrator that form no part of the claimed design.

Suda, Masanori, Hirano, Taku, Hatta, Keisuke, Nii, Keiko

Patent Priority Assignee Title
D963836, May 14 2021 Nebulizer
D970730, Dec 07 2020 SHENZHEN IMDK MEDICAL TECHNOLOGY CO., LTD. Oxygen concentrator
D982162, Aug 22 2022 Portable oxygen concentrator
ER1154,
ER1439,
ER2716,
ER2813,
ER3325,
ER5855,
ER5882,
ER9018,
Patent Priority Assignee Title
7156903, Sep 02 2003 CAIRE INC Sound enclosure for portable oxygen concentrators
8603228, Sep 07 2010 INOVA LABS, INC, A DELAWARE COMPANY Power management systems and methods for use in an oxygen concentrator
20050161044,
20070137487,
20130233168,
D471278, May 03 2002 Oxygen concentrator
D471982, May 03 2002 Oxygen concentrator
D550360, Sep 02 2005 CAIRE INC Portable oxygen concentrator
D635681, Jul 22 2010 Welch Allyn, Inc. Patient-monitor housing
D693005, Sep 27 2012 Teijin Limited Oxygen concentrating apparatus
D740929, Dec 20 2012 KONINKLIJKE PHILIPS N V Nebulizer compressor
D808017, Feb 24 2016 Teijin Limited Oxygen concentrating apparatus
D837968, Mar 11 2015 ResMed Pty Ltd Pressurized air delivery console
JP1103567,
JP1200587,
WO2011087111,
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May 15 2018NGK Spark Plug Co., Ltd.(assignment on the face of the patent)
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Jul 11 2018HATTA, KEISUKENGK SPARK PLUG CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0490080336 pdf
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