US532939A
(en)
|
|
1895-01-22 |
|
Filter |
US2580209A
(en)
|
1949-01-12 |
1951-12-25 |
Robert D Wiley |
Filter for fluids
|
US2720278A
(en)
|
1954-02-23 |
1955-10-11 |
Master Pneumatic Inc |
Fluid filtering device
|
US3375933A
(en)
|
1965-02-01 |
1968-04-02 |
Fram Corp |
Semi-rigid polymer encapsulated filter medium containing an unencapsulated adsorbent material
|
US3538020A
(en)
|
1966-09-23 |
1970-11-03 |
Kata Mfg & Filtering Co The |
Fluid purification device containing a cartridge of polymer entrapped aggregate particles
|
US3721072A
(en)
|
1970-07-13 |
1973-03-20 |
Calgon Corp |
Bonded activated carbon air filter
|
US3746642A
(en)
|
1971-04-20 |
1973-07-17 |
Minnesota Mining & Mfg |
Sintered powdered metal filter
|
US3788486A
(en)
|
1971-09-30 |
1974-01-29 |
Minnesota Mining & Mfg |
Filter
|
USD245999S
(en)
|
1975-02-12 |
1977-10-04 |
Norton Company |
Support block for chemical tower packing
|
DE2919901C3
(en)
|
1979-05-17 |
1995-09-07 |
Brita Wasserfilter |
Water purification device
|
DE3409828A1
(en)
|
1984-03-17 |
1985-09-19 |
Brita Wasserfilter GmbH, 6204 Taunusstein |
INSERT FOR A WATER PURIFICATION DEVICE
|
US4664683A
(en)
|
1984-04-25 |
1987-05-12 |
Pall Corporation |
Self-supporting structures containing immobilized carbon particles and method for forming same
|
US4665050A
(en)
|
1984-08-13 |
1987-05-12 |
Pall Corporation |
Self-supporting structures containing immobilized inorganic sorbent particles and method for forming same
|
US5017318A
(en)
|
1986-04-07 |
1991-05-21 |
Amway Corporation |
Method of making a water filter
|
US4753728A
(en)
|
1986-04-07 |
1988-06-28 |
Amway Corporation |
Water filter
|
US4859386A
(en)
|
1986-04-07 |
1989-08-22 |
Amway Corporation |
Method of making a water filter
|
DE3810441C2
(en)
|
1988-03-26 |
1994-09-08 |
Brita Wasserfilter |
Water purification device with an inlet funnel
|
DE3814683A1
(en)
|
1988-04-30 |
1989-11-09 |
Brita Wasserfilter |
SCREEN COVER FOR A CLEANING INSERT IN A WATER TREATMENT DEVICE WITH A HOLLOW TUBE
|
EP0345381A3
(en)
|
1988-06-07 |
1991-04-10 |
The Clorox Company |
Liquid filter
|
US4980073A
(en)
|
1988-07-06 |
1990-12-25 |
The Clorox Company |
Valve stem for a filter device
|
US5019311A
(en)
|
1989-02-23 |
1991-05-28 |
Koslow Technologies Corporation |
Process for the production of materials characterized by a continuous web matrix or force point bonding
|
US5024764A
(en)
|
1989-03-17 |
1991-06-18 |
Ametek, Inc. |
Method of making a composite filter
|
DE3918561C2
(en)
|
1989-06-07 |
1997-09-11 |
Brita Wasserfilter |
Water treatment device
|
JPH04225806A
(en)
|
1990-12-27 |
1992-08-14 |
Kanebo Ltd |
Dual construction filter container
|
US5189092A
(en)
|
1991-04-08 |
1993-02-23 |
Koslow Technologies Corporation |
Method and apparatus for the continuous extrusion of solid articles
|
US5443735A
(en)
|
1991-09-12 |
1995-08-22 |
Pall Corporation |
Method and device for inhibiting bacterial growth on sorbent media
|
US5225078A
(en)
|
1992-03-04 |
1993-07-06 |
Ametek, Inc. Plymouth Products Division |
Pour-through pitcher filter
|
US5344558A
(en)
|
1993-02-16 |
1994-09-06 |
Amway Corporation |
Water filter cartridge
|
US5352274A
(en)
|
1993-05-10 |
1994-10-04 |
Blakley Richard L |
Air filter and method
|
CA2098127C
(en)
|
1993-06-10 |
1997-03-18 |
Brian Feeney |
Air inlet valve for water cooler
|
USD380535S
(en)
|
1993-09-10 |
1997-07-01 |
Carsten Joergensen |
Combined filter cartridge and lid therefor
|
US5679248A
(en)
|
1995-12-19 |
1997-10-21 |
Kimberly-Clark Worldwide, Inc. |
Coextruded blocks and applications therefor
|
US5922803A
(en)
|
1997-02-26 |
1999-07-13 |
Koslow; Evan E. |
Thin-walled, extruded activated carbon filter
|
US6395190B1
(en)
|
1996-02-26 |
2002-05-28 |
Kx Industries, L.P. |
Process employing thin-walled, extruded activated carbon filter
|
US5700371A
(en)
|
1996-04-24 |
1997-12-23 |
Kx Industries, L.P. |
Water treatment cartridge and base
|
DE19631687A1
(en)
|
1996-08-06 |
1998-02-12 |
Brita Wasserfilter |
Filter device with fabric insert
|
DE19632538A1
(en)
|
1996-08-13 |
1998-03-12 |
Brita Wasserfilter |
Filter cartridge with sieve in an outlet opening
|
USD398184S
(en)
|
1996-09-30 |
1998-09-15 |
The Clorox Company |
Water pitcher
|
US6056809A
(en)
|
1996-10-18 |
2000-05-02 |
Rick L. Chapman |
High efficiency permanent air filter and method of manufacture
|
US20020195407A1
(en)
|
1997-03-18 |
2002-12-26 |
Ehud Levy |
Purfication media
|
US6290848B1
(en)
|
1997-04-16 |
2001-09-18 |
Pur Water Purification Products, Inc. |
Filter cartridge for gravity-fed water treatment devices
|
US5873995A
(en)
|
1997-05-06 |
1999-02-23 |
The Clorox Company |
End-of-life indicator for water treatment device
|
DE19731092A1
(en)
|
1997-07-19 |
1999-01-21 |
Brita Wasserfilter |
Device for indicating the exhaustion of a detergent
|
US6524477B1
(en)
|
1997-08-27 |
2003-02-25 |
Rich Buhler |
Gravity-flow filtration cartridge for the removal of microorganisms and/or other contaminants
|
USD415922S
(en)
|
1997-09-29 |
1999-11-02 |
The Clorox Company |
Water pitcher and cover
|
USD405157S
(en)
|
1998-02-23 |
1999-02-02 |
The Clorox Company |
Water filter cartridge
|
GB9805224D0
(en)
|
1998-03-12 |
1998-05-06 |
Philips Electronics Nv |
Air filters
|
US6238552B1
(en)
|
1998-09-04 |
2001-05-29 |
Roy T. Shannon |
Universal insert for a water purifier
|
US6290847B1
(en)
|
1998-12-17 |
2001-09-18 |
Corning Incorporated |
Gravity-flow water filtration device
|
US6280824B1
(en)
|
1999-01-29 |
2001-08-28 |
3M Innovative Properties Company |
Contoured layer channel flow filtration media
|
USD416163S
(en)
|
1999-03-09 |
1999-11-09 |
The Clorox Company |
Water pitcher
|
US6290646B1
(en)
|
1999-04-16 |
2001-09-18 |
Cardiocom |
Apparatus and method for monitoring and communicating wellness parameters of ambulatory patients
|
KR20020029669A
(en)
|
1999-07-21 |
2002-04-19 |
데이비드 엠 모이어 |
Microorganism filter and method for removing microorganism from water
|
DE19952757A1
(en)
|
1999-11-02 |
2001-05-03 |
Brita Gmbh |
Filter device for liquids
|
USD435084S
(en)
|
1999-12-06 |
2000-12-12 |
The Clorox Company |
Water filter
|
US6638426B1
(en)
|
2000-07-07 |
2003-10-28 |
The Clorox Company |
Water purifying apparatus
|
RU2171744C1
(en)
|
2000-09-28 |
2001-08-10 |
Общество с ограниченной ответственностью "Аквафор" |
Method and device for continuous extrusion of filter elements
|
US6368504B1
(en)
|
2000-11-06 |
2002-04-09 |
Alticor Inc. |
Carbon block water filter
|
EP1354857B1
(en)
|
2000-12-25 |
2008-02-20 |
Mitsubishi Rayon Co., Ltd. |
Pitcher type water purifier and purification cartridge for the water purifier
|
DE10159809B4
(en)
|
2001-12-05 |
2020-07-16 |
Endress + Hauser Flowtec Ag |
Vibration type sensor
|
US6630016B2
(en)
|
2002-01-31 |
2003-10-07 |
Koslow Technologies Corp. |
Microporous filter media, filtration systems containing same, and methods of making and using
|
MXPA04012523A
(en)
|
2002-06-19 |
2005-02-17 |
Unilever Nv |
Water purification system.
|
GB2390987A
(en)
|
2002-12-17 |
2004-01-28 |
Unilever Plc |
A carbon containing filtration medium
|
US6989101B2
(en)
|
2003-04-04 |
2006-01-24 |
The Clorox Company |
Microorganism-removing filter medium having high isoelectric material and low melt index binder
|
US7303683B2
(en)
|
2003-04-04 |
2007-12-04 |
The Clorox Company |
Microorganism-removing filter medium having high isoelectric material and low melt index binder
|
US7441665B2
(en)
|
2003-10-01 |
2008-10-28 |
Halosource, Inc. |
Water purification cartridge
|
US7378015B2
(en)
|
2003-12-18 |
2008-05-27 |
The Clorox Company |
Filtered water enhancements
|
WO2005094966A1
(en)
|
2004-03-16 |
2005-10-13 |
Unilever N.V. |
Filter media
|
BRPI0508282B1
(en)
|
2004-03-19 |
2015-08-18 |
Unilever Nv |
Gravity fed water purification system and device.
|
US20060021928A1
(en)
|
2004-04-12 |
2006-02-02 |
David Nelson |
Efficient Water Filters
|
US7169466B2
(en)
|
2004-05-21 |
2007-01-30 |
The Clorox Company |
Multiple-component binder systems for porous composite blocks
|
US20060000763A1
(en)
|
2004-06-30 |
2006-01-05 |
Rinker Edward B |
Gravity flow carbon block filter
|
WO2006037420A1
(en)
|
2004-09-30 |
2006-04-13 |
Unilever N.V. |
Water purification device
|
USD529127S1
(en)
|
2005-04-15 |
2006-09-26 |
Glenn Cueman |
Universal water filter
|
JP2008542001A
(en)
|
2005-05-08 |
2008-11-27 |
スリーエム イノベーティブ プロパティーズ カンパニー |
Filter cartridge and assembling method thereof
|
US7396461B2
(en)
|
2006-03-20 |
2008-07-08 |
Filtrex Holdings Pte, Ltd. |
Filter cartridge for gravity-fed water treatment device
|
EP2076324A2
(en)
|
2006-09-20 |
2009-07-08 |
Omnipure Filter Company, Inc. |
Filter with improved media utilization and methods of making and using same
|
USD617869S1
(en)
|
2009-03-25 |
2010-06-15 |
Omnipure Filter Co., Inc. |
Filter block for liquid filtration
|
USD615150S1
(en)
|
2007-09-20 |
2010-05-04 |
Omnipure Filter Co., Inc. |
Filter block for liquid filtration
|
USD615149S1
(en)
|
2007-09-20 |
2010-05-04 |
Omnipure Filter Company, Inc. |
Filter block for liquid filtration
|
USD612906S1
(en)
|
2007-09-20 |
2010-03-30 |
Omnipure Filter Company, Inc. |
Filter block for liquid filtration
|
USD614259S1
(en)
|
2007-09-20 |
2010-04-20 |
Omnipure Filter Company, Inc. |
Filter block for liquid filtration
|
USD579515S1
(en)
|
2008-01-15 |
2008-10-28 |
The Clorox Company |
Water filter
|
USD618761S1
(en)
|
2009-03-25 |
2010-06-29 |
Omnipure Filter Company, Inc. |
Filter block for liquid filtration
|