Fluted filter element

Golden April 22, 2

Patent Grant D473637

U.S. patent number D473,637 [Application Number D/151,518] was granted by the patent office on 2003-04-22 for fluted filter element. This patent grant is currently assigned to Donaldson Company, Inc.. Invention is credited to Patrick Golden.


United States Patent D473,637
Golden April 22, 2003
**Please see images for: ( Certificate of Correction ) **

Fluted filter element

Claims

The ornamental design for fluted filter element, as shown and described.
Inventors: Golden; Patrick (Roseville, MN)
Assignee: Donaldson Company, Inc. (Minneapolis, MN)
Family ID: 22539116
Appl. No.: D/151,518
Filed: December 3, 2001

Current U.S. Class: D23/365
Current CPC Class: B01D46/527 20130101
Current International Class: 2304
Field of Search: ;D23/365,355 ;55/521,497,498,357

References Cited [Referenced By]

U.S. Patent Documents
5137696 August 1992 Hitachi et al.
Primary Examiner: Lichtenstein; Lisa
Attorney, Agent or Firm: Merchant & Gould P.C.

Description



FIG. 1 is a perspective view of a fluted filter element embodying my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image thereof;

FIG. 5 is a front side elevational view thereof;

FIG. 6 is a rear side elevation view thereof;

FIG. 7 is an enlarged view of a portion of the top plan view of FIG. 2, showing the centerpiece;

FIG. 8 is an enlarged view of a portion of the top plan view of FIG. 2, showing the shape of the flutes; and,

FIG. 9 is an enlarged view of a portion of the front side elevational view shown in FIG. 5.

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