USPatent applicationPatented

Coalescer filter element with screen

Granted 3 Apr 2001

Assignee: Donaldson Company, Inc.

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Inventors: Steven Scott Gieseke, Robert Allen Dushek · Examiner: Lisa Lichtenstein · AU 2911 · TC 2900

Application· this page
102102
filed 17 Mar 1999
Publication
Not published
not published
Patent
US D439962
granted 3 Apr 2001

Life of the application

4 dated events
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Description

1 parts
›FIG. 1 is a perspective view of a…

FIG. 1 is a perspective view of a coalescer filter element with screen embodying our new design;

FIG. 2 is a top plan view of the coalescer filter element with screen depicted in FIG. 1;

FIG. 3 is a bottom plan view of the coalescer filter element with screen depicted in FIG. 1;

FIG. 4 is a front elevational view of the coalescer filter element with screen depicted in FIG. 1;

FIG. 5 is a rear elevational view of the coalescer filter element with screen depicted in FIG. 1;

FIG. 6 is a left elevational view of the coalescer filter element with screen depicted in FIG. 1;

FIG. 7 is right elevational view of the coalescer filter element with screen depicted in FIG. 1;

FIG. 8 is a perspective view of a second embodiment of a coalescer filter element with screen according to our new design, the structure shown in broken lines from no part of the design sought to be patented;

FIG. 9 is a top plan view of the coalescer filter element with screen depicted in FIG. 8;

FIG. 10 is a bottom plan view of the coalescer filter element with screen depicted in FIG. 8, the structure shown in broken lines forming no part of the design sought to be patented;

FIG. 11 is a front elevational view of the coalescer filter element with screen depicted in FIG. 8, the structure shown in broken lines forming no part of the design sought to be patented;

FIG. 12 is a rear elevational view of the coalescer filter element with screen depicted in FIG. 8, the structure shown in broken lines forming no part of the design sought to be patented;

FIG. 13 is a left elevational view of the coalescer filter element with screen depicted in FIG. 8, the structure shown in broken lines forming no part of the design sought to be patented; and,

FIG. 14 is a right elevational view of the coalescer filter element with screen depicted in FIG. 8, the structure shown in broken lines forming no part of the design sought to be patented.

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Claims as granted

1 claim

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Classifications

1 codes
USPC · US Patent Classification
D23/365

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File wrapper

Pendency
2.0 y
748 days filing → grant
Office actions
0
on the grant's record
Examiner
Lisa Lichtenstein
art unit 2911 · TC 2900
Citations: 5 back · 0 forward

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Chain of title

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