Title:
Air cleaner
United States Patent D377523


Inventors:
Marvin, Robert (Farmington, CT)
Staton, John (Briston, CT)
Graves, Brian (Farmington, MA)
Parker, Andrew (Farmington, MA)
Application Number:
29/042642
Publication Date:
01/21/1997
Filing Date:
08/15/1995
Assignee:
Duracraft Corp. (Southborough, MA)
Primary Class:
Other Classes:
D23/355, D23/370, D23/382
Field of Search:
D23/355, D23/364, D23/365, D23/370, D23/335, D23/336, D23/381, D23/382, 422/122, 55/356
View Patent Images:
US Patent References:
5435817Portable room air purifierJuly, 1995Davis et al.55/356
D355962Air cleanerFebruary, 1995Chiu et al.D23/364
D343448Air cleanerJanuary, 1994Jurisch et al.D23/364
D343677Combined air cleaner and ionizerJanuary, 1994Gyori et al.D23/364
4629482HEPA room air purifierDecember, 1986Davis55/385
4477270Air filterOctober, 1984Tauch55/316
4473382Air cleaning and circulating apparatusSeptember, 1984CheslocfD23/365
D274837Air purifierJuly, 1984Lynch et al.D23/149
D274353Heat exchange unitJune, 1984Hoyle et al.D23/139
4385911Air filtering deviceMay, 1983Popeil et al.55/316
3597902UTILITY VACCUM CLEANERAugust, 1971Williams55/37
D186595N/ANovember, 1959MonsonD26/7



Foreign References:
JP55111528August, 1980BASE FORMATION METHOD
Other References:
Advertisement from Service.RTM. Merchandise 1993/1994 catalog for Enviracaire.RTM. air cleaners which purportedly embody U.S. Pat. No. 4,629,482 to Davis.
Advertisement from Grainger.RTM. 1994 General Catalog No. 385 for Dayton Quiet 12" Hassock Fan (stock No. 4C509).
Primary Examiner:
LICHTENSTEIN, LISA P
Attorney, Agent or Firm:
HONEYWELL INTERNATIONAL INC. (PATENT SERVICES 115 Tabor Road P O BOX 377, MORRIS PLAINS, NJ, 07950, US)
Claims:
1. The ornamental design for an air cleaner, as shown and described.

Description:

FIG. 1 is a front elevational view of the design for an air cleaner in accordance with the present invention;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is a front elevational view of a second embodiment of the design for an air cleaner in accordance with the present invention;

FIG. 9 is a rear elevational view of the second embodiment shown;

FIG. 10 is a bottom view of the second embodiment shown;

FIG. 11 is a left side elevational view of the second embodiment shown;

FIG. 12 is a right side elevational view of the second embodiment shown; and,

FIG. 13 is a top plan view of the second embodiment shown.

The main difference between the two embodiments resides in the height to width ratio of the housing.