Patent
   D428138
Priority
Dec 12 1997
Filed
May 27 1998
Issued
Jul 11 2000
Expiry
Jul 11 2014
Assg.orig
Entity
unknown
1
8
n/a
The ornamental design of the mask retainer plate, as shown and described.

FIG. 1 is a front elevational view of a face mask retainer plate showing my new design, the rear elevational view being flat and unornamented;

FIG. 2 is side elevational view thereof;

FIG. 3 is a top perspective view thereof;

FIG. 4 is a side elevational view thereof, opposite that shown in FIG. 2;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view of a second embodiment of a face mask retainer plate showing my new design, the rear elevational view being flat and unornamented;

FIG. 8 is a side elevational view thereof;

FIG. 9 is a top perspective view thereof;

FIG. 10 is a side elevational view thereof, opposite that shown in FIG. 2;

FIG. 11 is a top plan view thereof; and,

FIG. 12 is a bottom plan view thereof.

Pollard, Raymond James

Patent Priority Assignee Title
D464727, Aug 23 2001 AG Industries LLC Gel filled forehead cushion for a CPAP mask
Patent Priority Assignee Title
4907584, Mar 03 1988 Respironics, Inc Respiratory mask
5005571, Nov 25 1988 Mouth nose mask for use with an inhalation therapy and/or breathing monitoring apparatus
5243971, May 21 1990 ResMed Limited Nasal mask for CPAP having ballooning/moulding seal with wearer's nose and facial contours
5517986, Sep 28 1993 RIC Investments, LLC Two-point/four-point adjustable headgear for gas delivery mask
5570689, Sep 30 1993 RIC Investments, LLC Respiratory mask having a vertically adjustable spacer element that limits seal deformation on a wearer's face
5662101, Dec 07 1995 RIC Investments, LLC Respiratory facial mask
AU9177110,
WO9804310,
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Jun 03 1998LP INTERNATIONAL, INC NX ENTERPRISES LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0093100963 pdf
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