Air cleaner
United States Patent D355962

Chiu, Bernard (Wellesley, MA)
O'grady, Richard M. (Southington, CT)
Wang, Jui-shang (Taipei, TW)
Application Number:
Publication Date:
Filing Date:
Duracraft Corp. (Whitinsville, MA)
Primary Class:
Other Classes:
Field of Search:
D23/364, D23/370, D23/335, D23/336, D23/381, D23/382, D23/356-363, D23/365, 422/122
View Patent Images:
US Patent References:
D343448Air cleanerJanuary, 1994Jursich et al.D23/364
D343677Combined air cleaner and ionizerJanuary, 1994Gyori et al.D23/364
4629482HEPA room air purifierDecember, 1986Davis553/85A
D274837Air purifierJuly, 1984Lynch et al.D23/364
D274353Heat exchange unitJune, 1984Hoyle et al.D23/352
D186595N/ANovember, 1959MonsonD23/364

Other References:
Advertisement from Service.RTM. Merchandise 1993/1994 catalog for Enviracaire.RTM. air cleaners which purportedly embody Davis U.S. Pat. No. 4,629,482.
Primary Examiner:
Lichtenstein, Lisa P.
Attorney, Agent or Firm:
Morgan & Finnegan
1. The ornamental design for an air cleaner, as shown and described.


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

FIG. 2 is a front view thereof, the rear and the sides being substantially identical to that shown;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.