Patent
   D377974
Priority
Feb 22 1995
Filed
Feb 22 1995
Issued
Feb 11 1997
Expiry
Feb 11 2011
Assg.orig
Entity
unknown
4
2
n/a
The ornamental design for an air purifier, as shown.

FIG. 1 is a right front perspective view of an air purifier showing my new design;

FIG. 2 is a right rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevation view thereof on a reduced scale;

FIG. 6 is a front elevation view thereof on a reduced scale;

FIG. 7 is a left side elevation view thereof on a reduced scale; and,

FIG. 8 is a rear elevation view thereof on a reduced scale.

Wasser, Robert E.

Patent Priority Assignee Title
D536780, Feb 09 2005 STEGO-Holding GmbH Ventilation apparatus
D970707, Jan 18 2022 Dongguan Huifeng Tech. Co., Ltd. Air purifier
D970708, Jan 18 2022 Dongguan Huifeng Tech. Co., Ltd. Air purifier
D970709, Jan 18 2022 Dongguan Huifeng Tech. Co., Ltd. Air purifier
Patent Priority Assignee Title
3757495,
D258759, Jan 15 1979 Combined air filter and freshener
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 12 1997WASSER, PATRICIA E , PER REP OF THE ESTATE OF WASSER, ROBERT E ENVIROZONE INDUSTRIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0089330811 pdf
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