Title:
Filter for liquid
United States Patent D679779


Inventors:
Reid, Roger P. (Caldwell, ID, US)
Application Number:
29/356845
Publication Date:
04/09/2013
Filing Date:
03/03/2010
Assignee:
Omnipure Filter Company, Inc. (Caldwell, ID, US)
Primary Class:
Other Classes:
D23/247
International Classes:
(IPC1-7): 2301
Field of Search:
D23/200, D23/207, D23/209, D23/210, D23/233-237, D23/244-249, D23/259-269, D23/310, 210/234-236
View Patent Images:
US Patent References:
D656578Cassette filterMarch, 2012Sherman et al.D23/209
D656579Cassette filter and coverplateMarch, 2012Sherman et al.D23/209
20110203985KEYED SYSTEM FOR CONNECTION OF FILTER TO FILTER HOLDERAugust, 2011Reid210/236
D614257Motionless mixerApril, 2010KojimaD23/200
D599880Filter cartridgeSeptember, 2009Rampen et al.D23/209
7476315Quick-change filter and bracket systemJanuary, 2009Reid210/232
7476314Keyed system for connection of filter cartridge to filter holderJanuary, 2009Reid210/232
D570951Cartridge for water purifierJune, 2008Morita et al.D23/209
7186337Quick-change filter and bracket systemMarch, 2007Reid
7172693Quick change filter and bracket with key system and universal key optionFebruary, 2007Reid210/232
7138052Quick change fitter and bracket system with key system and universal key optionNovember, 2006Reid210/232
6977006Keyed system for connection of filter cartridge to filter holderDecember, 2005Reid55/495
6926826Quick change filter and bracket system with key system and universal key optionAugust, 2005Reid210/232
6843912Combined filter manifold and shut-off valve for a water purification systemJanuary, 2005Chaney210/234
20040222145Filtration device for replaceable filter mediaNovember, 2004Onoue et al.210/435
6776906Quick-change filter and bracket systemAugust, 2004Reid210/232
6695891Keyed system for connection of filter cartridge to filter holderFebruary, 2004Reid55/495
6579455Filter and valve apparatusJune, 2003Muzik et al.210/234
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6348149Manufacture for filtering oilFebruary, 2002Jenkins210/173
6277277Cartridge holder for a dialyzing machineAugust, 2001Jacobi210/240
6187188Filter cartridge retention systemFebruary, 2001Janik et al.210/440
6080313Point-of-use water purification system with a cascade ion exchange optionJune, 2000Kelada210/631
6068770Disposable separation module with quick connect capabilityMay, 2000Niermeyer et al.210/447
6048455Filter assembly with conformal cartridge support structureApril, 2000Janik210/440
6001249Multi-stage water filter systemDecember, 1999Bailey et al.210/232
5925245Filter arrangementJuly, 1999Bradford et al.210/232
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5486288Mounting head with safety shut-off valve for replaceable filter cartridgeJanuary, 1996Stanford et al.210/443
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5342518Filtration system and mount for beverage dispensers and automatic beverage brewing machinesAugust, 1994Posner et al.210/232
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5186829Fuel filter key systemFebruary, 1993Janik210/232
RE34050Filtering systemSeptember, 1992Thomsen et al.210/232
RE34031Filtering systemAugust, 1992Thomsen et al.210/232
5114572Filter assembly and cartridge thereforMay, 1992Hunter et al.210/120
5108598Horizontal motion quick-disconnect filter system with recirculating bypassApril, 1992Posner210/232
5092999Filtering meansMarch, 1992Valenzuela et al.210/321.72
5035797Key system for filter assemblyJuly, 1991Janik210/232
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4956086Filter cartridge with a lugged concentric closure portionSeptember, 1990Thomsen et al.210/440
4948505Quick-change filter cartridge and head thereforAugust, 1990Petrucci et al.210/238
4877521Quick-change filter cartridge and head thereforOctober, 1989Petrucci et al.210/440
4857191Filter deviceAugust, 1989Wolf210/286
D288348Chlorinator housingFebruary, 1987MaddockD23/207
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D093910N/ANovember, 1934CampD23/209



Foreign References:
AU200210174February, 2002
DE19827297December, 1999Oil/air separator with uniquely dedicated element assembly
DE19925297July, 2000Dialysis machine filter cartridge holder uses radial tensioner elements to seal onto cartridge connections when positioned using keyhole holder connections taking cartridge connection grooves.
DE19960600June, 2001Fluid filter for fuels has filter housing and filter head with projections requiring rotary movement of less than one sixth revolution for assembly and dismantling
EP0231862January, 1987Quick-change filter cartridge and head therefor
EP0269054June, 1988Filter arrangement for the purification of fluids, in particular lubricating oils of combustion engines
EP0278771August, 1988Coupling for pressure or vacuum fluid system
EP0580501July, 1993Housing for liquid filters
EP0877100November, 1998Process for fabricating solid-solution of layered perovskite materials
GB771968October, 1955
KR99086940December, 1999
WO/1994/002407March, 1994A COUPLING DEVICE
WO/1997/045362April, 1997CODED FILLING SYSTEM
WOWP0164312September, 2001
WOWP0183079September, 2001
WO/2001/080967November, 2001KEYED FILTER ASSEMBLY
WO/2002/013944February, 2002KEYED SYSTEM FOR CONNECTION OF FILTER CARTRIDGE TO FILTER HOLDER
WO/2003/031020April, 2003QUICK-CHANGE FILTER AND BRACKET SYSTEM
WO/2003/072220September, 2003QUICK CHANGE FILTER AND BRACKET SYSTEM WITH KEY SYSTEM AND UNIVERSAL KEY OPTION
Other References:
English Language version of Abstract of DE 19925297.
PCT interim Search Report for PCT/US01/25307, mailed May 22, 2002.
PCT Interim Preliminary Examination Report for PCT/US01/25307, mailed Jun. 6, 2003.
Primary Examiner:
Rademaker, Garth
Attorney, Agent or Firm:
Pedersen and Company, PLLC
Pedersen, Ken J.
Pedersen, Barbara S.
Claims:
CLAIM

1. The ornamental design for a filter for liquid, as shown and described.

Description:

FIG. 1 is a perspective view of a first embodiment of a filter for liquid showing the design.

FIG. 2 is a left side view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a right side view thereof.

FIG. 5 is a rear view thereof.

FIG. 6 is a top view thereof.

FIG. 7 is a bottom view thereof.

FIG. 8 is a perspective view of a second embodiment of a filter for liquid showing the design.

FIG. 9 is a left side view thereof.

FIG. 10 is a front view thereof.

FIG. 11 is a right side view thereof.

FIG. 12 is a rear view thereof.

FIG. 13 is a top view thereof.

FIG. 14 is a bottom view thereof.

FIG. 15 is a perspective view of a third embodiment of a filter for liquid showing the design.

FIG. 16 is a left side view thereof.

FIG. 17 is a front view thereof.

FIG. 18 is a right side view thereof.

FIG. 19 is a rear view thereof.

FIG. 20 is a top view thereof; and,

FIG. 21 is a bottom view thereof.

The broken line areas of the figures show environmental matter and form no part of the claimed design.