Patent
   D579537
Priority
Apr 06 2006
Filed
Nov 16 2007
Issued
Oct 28 2008
Expiry
Oct 28 2022
Assg.orig
Entity
unknown
3
6
n/a
The ornamental design for a humidifier tub, as shown and described.

FIG. 1 is a front perspective view of a humidifier tub for a respiratory apparatus according to an embodiment of our design;

FIG. 2 is a front view thereof; and,

FIG. 3 is a top view thereof.

Where included, broken lines showing environment or structure are for illustrative purposes only and form no part of the claimed design.

Kao, Dan, Snow, John Michael, Lithgow, Perry David, Smith, Ian Malcolm, Bonilla, William

Patent Priority Assignee Title
11247016, May 14 2018 Covidien LP Systems and methods for ventilation humidification
11931519, May 14 2018 Covidien LP Systems and methods for ventilation humidification
9084865, Sep 15 2004 Covidien AG System and method for regulating a heating humidifier
Patent Priority Assignee Title
D370059, Feb 23 1995 HONEYWELL CONSUMER PRODUCTS, INC Humidifier tank
D377973, Oct 30 1995 HONEYWELL CONSUMER PRODUCTS, INC Humidifier tank
D385343, Feb 23 1995 HONEYWELL CONSUMER PRODUCTS, INC Humidifier tank
D498527, May 30 2003 ResMed Pty Ltd Humidifier assembly
D544591, Jan 09 2006 ResMed Pty Ltd Humidifier tub
D549810, Apr 06 2006 ResMed Pty Ltd Humidifier tub
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 16 2007ResMed Limited(assignment on the face of the patent)
Mar 01 2019ResMed LimitedResMed Pty LtdCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0500050461 pdf
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