Patent
   D335702
Priority
Jul 02 1991
Filed
Jul 02 1991
Issued
May 18 1993
Expiry
May 18 2007
Assg.orig
Entity
unknown
4
8
n/a
The ornamental design for an electronic ozonation unit, as shown and described.

FIG. 1 is a front, side and top perspective view of an electronic ozonation unit showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image of that shown;

FIG. 3 is a front elevational view thereof;

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.

Chang, Richard T.

Patent Priority Assignee Title
6494940, Sep 29 2000 Hamilton Beach Brands, Inc Air purifier
D468820, Sep 29 2000 Hamilton Beach Brands, Inc Air purifier
D479316, May 31 2002 S C JOHNSON & SON, INC Shoe deodorizer
D585971, Feb 10 2004 Lighted incense burner
Patent Priority Assignee Title
2555047,
4857240, Aug 08 1988 The State Chemical Mfg. Co. Fragrance vapor dispenser mounting bracket
4992169, Mar 25 1989 Nippon Nature Roman Corporation Limited Ozone generating means and water quality improving apparatus using the same
218686,
D243720, Dec 19 1974 Kabushiki Kaisha Hattori Tokeiten Electric shaver
D308636, Apr 08 1988 STUART JACOBSON ASSOCIATES, INC Packaging container
D308939, Jan 13 1987 Albion Cosmetics Co., Ltd. Container for cosmetic cream
D323111, Mar 18 1988 Reboul-SMT Bottle
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 17 1991CHANG, RICHARD T INFORMATION SCAN TECHNOLOGY, INC A CORP OF CALIFORNIAASSIGNMENT OF ASSIGNORS INTEREST 0057640710 pdf
Jul 02 1991Information Scan Technology, Inc.(assignment on the face of the patent)
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