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Publication numberUSD440772 S1
Publication typeGrant
Application numberUS 29/118,962
Publication dateApr 24, 2001
Filing dateFeb 18, 2000
Priority dateAug 20, 1999
Also published asUSD451289
Publication number118962, 29118962, US D440772 S1, US D440772S1, US-S1-D440772, USD440772 S1, USD440772S1
InventorsUwe Visel
Original AssigneeCarl Freudenberg
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter material
US D440772 S1
Abstract  available in
Images(8)
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Claims(1)
  1. The ornamental design for a filter material, as shown and described.
Description

FIG. 1 is a front view of a filter material showing our new design;

FIG. 2 is a cross-sectional view thereof, taken along line 2—2 of FIG. 1;

FIG. 3 is a front view of a second embodiment of our new design;

FIG. 4 is a cross-sectional view thereof, taken along line 4—4 of FIG. 3;

FIG. 5 is a front view of a third embodiment of our new design;

FIG. 6 is a cross-sectional view thereof, taken along line 6—6 of FIG. 5;

FIG. 7 is a front view of a fourth embodiment of our new design;

FIG. 8 is a cross-sectional view thereof, taken along line 8—8 of FIG. 7;

FIG. 9 is a front view of a fifth embodiment of our new design;

FIG. 10 is a cross-sectional view thereof, taken along line 10—10 of FIG. 9;

FIG. 11 is a front view of a sixth embodiment of our new design;

FIG. 12 is a cross-sectional view thereof, taken along line 12—12 of FIG. 11; and,

FIG. 13 is a rear view of the filter material, which is identical for all six embodiments.

Non-Patent Citations
Reference
1Plaid—34% Open Grille Pattern, The Harrington & King Perforating Co. Catalog, p. 141, Dec. 1982.
Classifications
U.S. ClassificationD05/53