Patent
   D296925
Priority
May 30 1986
Filed
May 30 1986
Issued
Jul 26 1988
Expiry
Jul 26 2002
Assg.orig
Entity
unknown
7
6
n/a
The ornamental design for a twist on disposable filter, substantially as shown.

FIG. 1 is a front elevational view of a twist on disposable filter embodying our new design;

FIG. 2 is a top elevational view thereof;

FIG. 3 is a bottom elevational view thereof;

FIG. 4 is a right side elevational view;

FIG. 5 is a left side elevational view thereof; and

FIG. 6 is a rear elevational view thereof.

Groezinger, John J., Moldenhauer, Philip E.

Patent Priority Assignee Title
7252757, Sep 09 2002 Clarity Filters LLC Faucet-mounted water filtration device including gate position sensor
7258781, Sep 09 2002 Clarity Filters LLC Single-use long-life faucet-mounted water filtration devices
7441664, May 23 2003 Helen of Troy Limited Water treatment devices and cartridges therefor
D320640, Feb 02 1990 HealthGuard, Incorporated Water filter
D377515, May 13 1994 RECOVERY ENGINEERING, INC Water filter cartridge
D498512, Jul 03 2003 Clarity Filters LLC Water filter
D541372, Nov 01 2005 Clarity Filters LLC Water filter
Patent Priority Assignee Title
3481478,
4642183, Mar 21 1986 Oil filter
132610,
D255045, Feb 28 1977 Ultrafilter GmbH Filter casing
D288707, Jul 10 1984 Nimbus Water Systems, Inc. Water purifier
D293016, Feb 11 1985 Filter for dishwasher
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 27 1986GROEZINGER, JOHN J CATERPILLAR INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0045760423 pdf
May 27 1986MOLDENHAUER, PHILIP E CATERPILLAR INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0045760423 pdf
May 30 1986Caterpillar Inc.(assignment on the face of the patent)
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