Title:
Air filtration system
United States Patent D493874


Inventors:
Woods, Jim (Mississauga, CA)
Application Number:
29/183858
Publication Date:
08/03/2004
Filing Date:
06/18/2003
Assignee:
Americair Corporation (Mississauga, CA)
Primary Class:
Other Classes:
D23/365
Field of Search:
D23/209, D23/365, 55/473, D23/364, 210/499, 210/497.01, 55/504, 422/120
View Patent Images:
US Patent References:
6610116Air filter systemAvery55/385.1
D383202Portable room air purifierMeister et al.D23/364
D396098Conical filterGillingham et al.D23/365
D452302Air filterHagenD23/365
D467654Air filter element having attached cover memberKlug et al.D23/365



Primary Examiner:
Taylor, Robin V.
Attorney, Agent or Firm:
Roach Brown McCarthy & Gruber, P.C.
Mccarthy, Kevin D.
Claims:
1. The ornamental design for an air filtration system, as shown and described.

Description:
FIG. 1 illustrates a view of the air filtration system showing the front, a side and the top.

FIG. 2 illustrates a view of the air filtration system showing the front.

FIG. 3 illustrates a view of the air filtration system showing the back.

FIG. 4 illustrates a view of the air filtration system showing the side, and portion of the front and back.

FIG. 5 illustrates a view of the air filtration system showing the top; and,

FIG. 6 illustrates a view of the air filtration system showing the underside.