Patent
   D550360
Priority
Sep 02 2005
Filed
Sep 02 2005
Issued
Sep 04 2007
Expiry
Sep 04 2021
Assg.orig
Entity
unknown
20
7
n/a
The ornamental design for a portable oxygen concentrator, as shown.

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.

McCombs, Norman R., Bosinski, Robert, Casey, Robert

Patent Priority Assignee Title
D604417, Dec 12 2008 TEIJIN PHARMA LIMITED Oxygen concentrating apparatus
D606655, Jun 27 2008 INOVA LABS, INC Portable oxygen concentrator
D607107, Nov 13 2007 CAIRE INC Portable oxygen concentrator
D642273, Oct 08 2009 CAIRE INC Mini-portable oxygen concentrator
D666724, Oct 14 2009 DRAGER SAFETY AG & CO KGAA Oxygen self rescuer
D701316, Nov 15 2011 INTERSURGICAL AG Cartridge for respiratory apparatus
D749220, Dec 30 2010 INOGEN, INC Portable oxygen concentrator
D808017, Feb 24 2016 Teijin Limited Oxygen concentrating apparatus
D835290, Jul 21 2017 Medical oxygen concentrator
D854691, May 22 2018 NITERRA CO , LTD Medical oxygen concentrator
D860459, May 24 2017 INOGEN, INC Oxygen concentrator
D861874, May 15 2018 NITERRA CO , LTD Medical oxygen concentrator
D894117, May 24 2017 INOGEN, INC Oxygen concentrator battery
D970730, Dec 07 2020 SHENZHEN IMDK MEDICAL TECHNOLOGY CO., LTD. Oxygen concentrator
D982162, Aug 22 2022 Portable oxygen concentrator
ER2716,
ER3325,
ER535,
ER5855,
ER5882,
Patent Priority Assignee Title
6152134, Oct 18 1996 Invacare Corporation Oxygen conserving device
20050051168,
D322480, May 18 1989 Sunrise Medical HHG Inc Oxygen supply doser
D454393, Jul 14 2000 ResMed Limited Flow generator
D467335, Aug 27 2001 ResMed Limited Air delivery device
D468017, Aug 16 2001 CAIRE INC Portable oxygen supply apparatus
D490155, Dec 09 2002 Matsushita Electric Industrial Co., Ltd.; MATSUSHITA ELECTRIC INDUSTRIAL CO , LTD Oxygen concentrator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 03 2005MCCOMBS, NORMAN R AirSep CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167820929 pdf
Apr 03 2005CASEY, ROBERTAirSep CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167820929 pdf
Apr 03 2005BOSINSKI, ROBERTAirSep CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167820929 pdf
Sep 02 2005AirSep Corporation(assignment on the face of the patent)
Nov 30 2012AirSep CorporationJPMORGAN CHASE BANK, N A , AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0294050132 pdf
Dec 18 2015AirSep CorporationCAIRE INC MERGER SEE DOCUMENT FOR DETAILS 0396640292 pdf
Dec 31 2015AirSep CorporationCAIRE INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0396640133 pdf
Dec 20 2018JPMORGAN CHASE BANK, N A , AS ADMINISTRATIVE AGENTCAIRE INC RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0479680666 pdf
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