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Patent
D274930
Priority
Nov 17 1982
Filed
Nov 17 1982
Issued
Jul 31 1984
Expiry
Jul 31 1998
Assg.orig
Entity
unknown
15
11
n/a
The ornamental design for a water filter unit , substantially as shown.
FIG. 1 is a perspective view taken from the top, front and right side of a
water filter unit showing my new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a perspective view taken from the bottom, front and left side
thereof;
FIG. 4 is a rear elevational view thereof; and
FIG. 5 is a top plan view thereof.
Joe, Marcon
Patent
Priority
Assignee
Title
7441664 ,
May 23 2003
Helen of Troy Limited
Water treatment devices and cartridges therefor
7615152 ,
Aug 23 2001
Helen of Troy Limited
Water filter device
7740765 ,
Aug 23 2001
Helen of Troy Limited
Methods for treating water
7740766 ,
Aug 23 2001
Helen of Troy Limited
Methods for treating water
7749394 ,
Aug 23 2001
Helen of Troy Limited
Methods of treating water
7850859 ,
Aug 23 2001
Helen of Troy Limited
Water treating methods
7922008 ,
Aug 23 2001
Helen of Troy Limited
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
8119012 ,
Aug 23 2001
Helen of Troy Limited
Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
D296463 ,
Mar 03 1986
Cuno Incorporated
Water filter or similar article
D319288 ,
Apr 10 1990
NEW WATER PRODUCTS, LLC; NEW RESOURCES GROUP ENTERPRISES, INC
Water filter
D323017 ,
Jun 05 1989
Filtercold Corporation
Water filter or similar article
D338705 ,
Dec 26 1991
NEW WATER PRODUCTS, LLC; NEW RESOURCES GROUP ENTERPRISES, INC
Water filter
D344783 ,
Mar 28 1990
Ecowater Systems, Inc.
Counter-top water filter
D421089 ,
Feb 22 1999
Access Business Group International LLC
Water treatment system
D501912 ,
Aug 19 2003
Procter & Gamble Company, The
Water filter device
Patent
Priority
Assignee
Title
2987187 ,
3342335 ,
3342340 ,
4218317 ,
Nov 02 1978
Reverse osmosis water purifier
4271015 ,
Jan 22 1979
Water treatment apparatus
4287057 ,
Sep 02 1980
Portable sink top water conditioner
4364828 ,
Jan 09 1981
Filter apparatus
4368128 ,
Nov 13 1980
International Flavors & Fragrances Inc.
Tricyclic alcohols, ethers and esters, process for preparing same and use thereof in augmenting or enhancing the organoleptic properties of consumable materials
227886 ,
235206 ,
D271235 ,
Feb 02 1981
Water filter
Executed on Assignor Assignee Conveyance Frame Reel Doc
Date
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Date
Maintenance Schedule
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