Patent
   D320473
Priority
Mar 31 1989
Filed
Sep 28 1989
Issued
Oct 01 1991
Expiry
Oct 01 2005
Assg.orig
Entity
unknown
4
3
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The ornamental design for a breathing mask, as shown and described.

FIG. 1 is a top, front and right side perspective view of a breathing mask showing our new design;

FIG. 2 is a bottom and rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and

FIG. 8 is a bottom plan view thereof.

Mano, Kaori, Kitamura, Nubuyuki

Patent Priority Assignee Title
D326534, Oct 19 1990 Breathing mask
D377089, Jun 06 1995 RIC Investments, LLC Respiratory mask facial seal
D466208, Sep 14 2001 Oxy-Gene.Com Pty Ltd Gas mask
D858749, Aug 06 2016 Mouth-held filter
Patent Priority Assignee Title
3441020,
4582054, Jun 01 1984 Portable breathing apparatus
GB2203652,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 28 1989Japan Oxygen Co., Ltd.(assignment on the face of the patent)
May 14 1991MANO, KAORIJAPAN OXYGEN CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0057740811 pdf
May 14 1991KITAMURA, NUBUYUKIJAPAN OXYGEN CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0057740811 pdf
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