|Publication number||USD425977 S|
|Application number||US 29/085,491|
|Publication date||May 30, 2000|
|Filing date||Mar 24, 1998|
|Publication number||085491, 29085491, US D425977 S, US D425977S, US-S-D425977, USD425977 S, USD425977S|
|Inventors||Donald Francis Engel, Dolan Bartels, John Hacker, Bruce Crenshaw, Don Harold, deceased|
|Original Assignee||Donaldson Company, Inc.|
|Export Citation||BiBTeX, EndNote, RefMan|
|Referenced by (3), Classifications (1)|
|External Links: USPTO, USPTO Assignment, Espacenet|
FIG. 1 is a perspective view of the inside surface of a filter element having an insert construction showing our new design. This particular perspective view is not normally viewable through the side walls of the filter element, but is illustrated for purposes of clarity.
FIG. 2 is a top plan view thererof; and,
FIG. 3 is a side elevational view thereof, all the sides being identical. This particular side elevational view is not normally viewable through the side walls of the filter element, but us illustrated for purposes of clarity.
The broken lines which define the bounds of the claimed design form no part thereof. The broken line environmental showing is for illustrative purposes only and forms no part of the claimed design.
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|US20040006955 *||Feb 10, 2003||Jan 15, 2004||Donaldson Company, Inc.||Reverse flow air filter arrangement and method|
|US20040148913 *||Feb 10, 2003||Aug 5, 2004||Donaldson Company, Inc.||[reverse flow air filter arrangement and method]|