Patent
   D325432
Priority
Apr 01 1991
Filed
Apr 01 1991
Issued
Apr 14 1992
Expiry
Apr 14 2006
Assg.orig
Entity
unknown
9
8
n/a
The ornamental design for a box fan, as shown and described.

FIG. 1 is a front, top, and right side perspective view of a box fan showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being a mirror image of that shown;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Cook, Robynn M.

Patent Priority Assignee Title
5297991, Aug 11 1993 THERMWELL PRODUCTS CO , INC Portable electric floor and window fan
D334053, Apr 09 1992 SUNSTAR UNITED CORP Floor fan
D346208, Aug 13 1992 THERMWELL PRODUCTS CO , INC Compact combined twin window and floor fan housing
D353885, Nov 23 1993 THERMWELL PRODUCTS CO , INC Portable fan
D377390, May 08 1995 Air filter having fan incorporated therein
D684680, Dec 03 2012 O2COOL, LLC Smooth front fan enclosure
D684681, Dec 03 2012 O2COOL, LLC Spiral formed grille
D685079, Dec 03 2012 O2COOL, LLC Fan with spiral formed grille
D771231, Jul 17 2013 Sunonwealth Electric Machine Industry Co., Ltd. Register
Patent Priority Assignee Title
2968457,
D248043, Mar 08 1976 Firma Elektro-Warme-Technik Siegfried Petz Heater
D277130, Sep 12 1981 Elektro-Warmetechnik Siegfried Petz Co. Fan-forced heater
D282102, Jun 11 1982 John Manufacturing Limited Combined electric fan and fan heater
D286428, Jun 06 1984 SUNSTAR UNITED CORP Enclosure for an electric heater fan
D291350, Mar 20 1985 The Shetland Company, Inc. Portable electric heater
D300353, Nov 06 1986 BANKBOSTON, N A , AS AGENT Oscillating heater
D300776, Oct 27 1986 Tatung Company of America, Inc. Electric fan housing
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 22 1991COOK, ROBYNN M TATUNG COMPANY OF AMERICA, INC , A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0056640278 pdf
Apr 01 1991Tatung Company of America, Inc.(assignment on the face of the patent)
Apr 25 1994TATUNG COMPANY OF AMERICA, INC SUNSTAR UNITED CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0070360758 pdf
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