MX170634B - Cubierta de filtro para un inserto de purificacion en un dispositivo de tratamiento de agua - Google Patents
Cubierta de filtro para un inserto de purificacion en un dispositivo de tratamiento de aguaInfo
- Publication number
- MX170634B MX170634B MX015791A MX1579189A MX170634B MX 170634 B MX170634 B MX 170634B MX 015791 A MX015791 A MX 015791A MX 1579189 A MX1579189 A MX 1579189A MX 170634 B MX170634 B MX 170634B
- Authority
- MX
- Mexico
- Prior art keywords
- filter cover
- treatment device
- water treatment
- filter
- cover
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/085—Funnel filters; Holders therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/001—Filters in combination with devices for the removal of gas, air purge systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
- C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2307/00—Location of water treatment or water treatment device
- C02F2307/04—Location of water treatment or water treatment device as part of a pitcher or jug
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Filtration Of Liquid (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Food-Manufacturing Devices (AREA)
- Measuring Volume Flow (AREA)
- Domestic Plumbing Installations (AREA)
- Apparatus For Making Beverages (AREA)
Abstract
La presente invención se refiere a cubierta de filtro para un inserto de purificación en un dispositivo de tratamiento del agua, en que la cubierta tiene ranuras de filtro en una porción de superficie cónica y por lo menos una abertura de ventilación en el medio de una porción levantada de conexión y puede ser conectada a un tubo hueco provisto de un disco, la cubierta de filtro está caracterizada porque las ranuras de filtro son sustancialmente rectas y están dispuestas en una configuración semejante a un anillo en la porción de superficie de tronco cónico que ocupa casi un tercio a la mitad de la altura de la cubierta de filtro y que se ha dotado de marcas en la superficie anular externa superior del disco, con las cuales está asociado un puntero ajustable montado en un anillo de detención, el que se ha dispuesto en forma no desmontable y que pueda girar en el tubo hueco.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3814683A DE3814683A1 (de) | 1988-04-30 | 1988-04-30 | Siebdeckel fuer einen reinigungseinsatz in einer wasseraufbereitungsvorrichtung mit einem hohlrohr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX170634B true MX170634B (es) | 1993-09-02 |
Family
ID=6353281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX015791A MX170634B (es) | 1988-04-30 | 1989-04-25 | Cubierta de filtro para un inserto de purificacion en un dispositivo de tratamiento de agua |
Country Status (24)
| Country | Link |
|---|---|
| US (1) | US4895648A (es) |
| EP (1) | EP0340382B1 (es) |
| JP (1) | JPH0722747B2 (es) |
| KR (1) | KR0128368B1 (es) |
| CN (1) | CN1015151B (es) |
| AR (1) | AR243780A1 (es) |
| AT (1) | ATE92785T1 (es) |
| AU (1) | AU613181B2 (es) |
| BR (1) | BR8902029A (es) |
| CA (1) | CA1328628C (es) |
| DE (3) | DE8805718U1 (es) |
| DK (1) | DK171856B1 (es) |
| ES (1) | ES2042810T3 (es) |
| FI (1) | FI89769C (es) |
| IE (1) | IE63696B1 (es) |
| IL (1) | IL89647A0 (es) |
| MX (1) | MX170634B (es) |
| MY (1) | MY103988A (es) |
| NO (1) | NO172926C (es) |
| NZ (1) | NZ228923A (es) |
| PT (1) | PT90384B (es) |
| RU (1) | RU1801024C (es) |
| TR (1) | TR24590A (es) |
| ZA (1) | ZA893187B (es) |
Families Citing this family (91)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8813571U1 (de) * | 1988-10-28 | 1989-05-11 | Wasserboy GmbH & Co Wasserfilter-Vertrieb KG, 4972 Löhne | Wasserfiltergerät |
| JPH07233Y2 (ja) * | 1989-01-25 | 1995-01-11 | 日本酸素株式会社 | 携帯用浄水器 |
| US5089144B1 (en) * | 1989-12-08 | 1996-11-12 | Nartron Corp | Filter condition indicator having moveable sensor and aggregate flow counter |
| US4986901A (en) * | 1990-02-12 | 1991-01-22 | Innova Pure Water Inc. | Bottled water cap with indicator and adaptor |
| US5188727A (en) * | 1990-07-18 | 1993-02-23 | Omni Corporation | Water filter unit |
| US5076922A (en) * | 1990-10-12 | 1991-12-31 | Wilton Industries, Inc. | Water-filtration apparatus |
| DE4102701A1 (de) * | 1991-01-30 | 1992-08-06 | Robert Finke | Verfahren und technik zur wasserfiltration |
| US5190643A (en) * | 1992-01-10 | 1993-03-02 | Mr. Coffee, Inc. | Water treatment device having means to count times used and limit useage |
| USD342986S (en) | 1992-01-31 | 1994-01-04 | Omni Corporation | Cover for a faucet mounted water filter |
| US5225078A (en) * | 1992-03-04 | 1993-07-06 | Ametek, Inc. Plymouth Products Division | Pour-through pitcher filter |
| US5328597A (en) * | 1992-07-27 | 1994-07-12 | The Clorox Corporation | Electronic monitoring unit for monitoring number of uses of cartridge |
| US5536394A (en) * | 1994-11-17 | 1996-07-16 | Recovery Engineering, Inc. | End of life mechanism for water treatment cartridge |
| IT1278890B1 (it) * | 1995-01-13 | 1997-11-28 | I Ca S N C Lavorazione Italian | Cartuccia filtrante perfezionata |
| USD370711S (en) | 1995-03-31 | 1996-06-11 | Matscorp Ltd. | Water filter cartridge |
| CA2146609C (en) * | 1995-04-07 | 2000-04-25 | Paul Serenko | Water filtration cartridge |
| US5536396A (en) * | 1995-07-24 | 1996-07-16 | Valuedirect Filtration Systems, Inc. | Water filtration kit |
| US5635079A (en) | 1995-07-24 | 1997-06-03 | Becking Ii Paul E | Method and apparatus for filtering water with reduced spillage |
| DE19531529A1 (de) * | 1995-08-26 | 1997-02-27 | Braun Ag | Anzeigeeinrichtung für Behältnisse, Geräte oder dergleichen |
| USD374911S (en) | 1995-09-15 | 1996-10-22 | Dov Kahana | Filter housing |
| US5637214A (en) * | 1995-11-09 | 1997-06-10 | Kahana; Dov | Filter assembly for water treatment apparatus |
| USD385945S (en) | 1996-01-29 | 1997-11-04 | Braun Aktiengesellschaft | Water filter |
| DE19614815C1 (de) * | 1996-04-15 | 1997-04-30 | Andreas Kahle | Meßeinrichtung für eine Flüssigkeitsmenge |
| US5882507A (en) * | 1996-04-30 | 1999-03-16 | Recovery Engineering, Inc. | Water filter cartridge end-of-life mechanism |
| USD386041S (en) * | 1996-04-30 | 1997-11-11 | Recovery Engineering, Inc. | Water purification pitcher |
| US5811004A (en) * | 1996-04-30 | 1998-09-22 | Syratech Corporation | Water filtration cartridge |
| USD388154S (en) | 1996-11-04 | 1997-12-23 | Rubbermaid Incorporated | Water filter housing |
| US6053482A (en) * | 1997-01-31 | 2000-04-25 | Holmes Products Corp. | Humidifier including a water filtration device |
| USD400392S (en) | 1997-03-11 | 1998-11-03 | Syratech Corporation | Pitcher |
| USD399141S (en) | 1997-05-06 | 1998-10-06 | The Clorox Company | End-of-life indicator for a water treatment device |
| US5873995A (en) * | 1997-05-06 | 1999-02-23 | The Clorox Company | End-of-life indicator for water treatment device |
| US5935426A (en) | 1997-08-08 | 1999-08-10 | Teledyne Industries, Inc., A California Corporation | Water treatment device with volumetric and time monitoring features |
| US6524477B1 (en) | 1997-08-27 | 2003-02-25 | Rich Buhler | Gravity-flow filtration cartridge for the removal of microorganisms and/or other contaminants |
| USD406003S (en) * | 1997-11-10 | 1999-02-23 | Recovery Engineering, Inc. | Water purification pitcher |
| USD406536S (en) * | 1998-02-23 | 1999-03-09 | The Clorox Company | End-of-life indicator for a water treatment device |
| US6042725A (en) * | 1998-04-20 | 2000-03-28 | Matscorp Ltd. | Water filter cartridge |
| DE19819098A1 (de) * | 1998-04-29 | 1999-11-11 | Brita Gmbh | Wasserreinigungsvorrichtung mit Mitteln zur Anzeige der Erschöpfung des Reinigungsmittels |
| US6033557A (en) * | 1998-06-02 | 2000-03-07 | Gebhard; Albert W. | Filter use limitation device for liquid containers |
| US6238552B1 (en) * | 1998-09-04 | 2001-05-29 | Roy T. Shannon | Universal insert for a water purifier |
| US6287456B1 (en) | 1998-10-30 | 2001-09-11 | Kimberly-Clark Worldwide, Inc. | Filtration system with filtrate volume indicator |
| US6454941B1 (en) * | 1998-12-17 | 2002-09-24 | Corning Incorporated | Gravity-flow water filtration device |
| USD444987S1 (en) | 1999-06-29 | 2001-07-17 | Kimberly-Clark Worldwide, Inc. | Filtered water carafe |
| USD450531S1 (en) | 1999-06-29 | 2001-11-20 | Kimberly-Clark Worldwide, Inc. | Carafe for filtered water |
| FR2799662B1 (fr) * | 1999-10-19 | 2003-08-15 | Moulinex Sa | Cartouche amovible de traitement d'eau et machine a infusion comportant une telle cartouche |
| USD444662S1 (en) | 1999-11-09 | 2001-07-10 | Kimberly-Clark Worldwide, Inc. | Filtered water pitcher |
| USD440110S1 (en) | 2000-03-29 | 2001-04-10 | Recovery Engineering, Inc. | Water purification pitcher |
| US6638426B1 (en) | 2000-07-07 | 2003-10-28 | The Clorox Company | Water purifying apparatus |
| US6610275B1 (en) * | 2002-02-13 | 2003-08-26 | Joseph L. Owades | Device for treating drinking water to make it hostile to dental plaque |
| US7112272B2 (en) | 2002-08-12 | 2006-09-26 | 3M Innovative Properties Company | Liquid and gas porous plastic filter and methods of use |
| US7112280B2 (en) * | 2002-08-12 | 2006-09-26 | 3M Innovative Properties Company | Gas porous polymer filter and methods of use |
| US7169304B2 (en) * | 2002-08-12 | 2007-01-30 | 3M Innovative Properties Company | Porous polymer water filter and methods of use in refrigeration |
| US7326334B2 (en) | 2003-10-01 | 2008-02-05 | Instapure Brands, Inc. | End-of-faucet filter |
| USD533622S1 (en) | 2003-10-01 | 2006-12-12 | Water Pik, Inc. | End-of-faucet filter |
| US20050109683A1 (en) * | 2003-11-26 | 2005-05-26 | Joyce Patrick C. | Water contaminant indicators |
| US7438799B2 (en) * | 2003-12-03 | 2008-10-21 | Headwaters R & D, Inc. | Portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants |
| US7487677B2 (en) * | 2004-04-19 | 2009-02-10 | Fook Tin Technologies Ltd. | Apparatus and methods for monitoring water consumption and filter usage |
| US7107838B2 (en) * | 2004-04-19 | 2006-09-19 | Fook Tin Technologies Ltd. | Apparatus and methods for monitoring water consumption and filter usage |
| JP4557284B2 (ja) * | 2004-08-05 | 2010-10-06 | 三菱レイヨン株式会社 | 浄水器 |
| CA2580668C (en) * | 2004-09-20 | 2011-03-08 | Aquarium Pharmaceuticals, Inc. | Aquarium filter assembly |
| LT5288B (lt) | 2005-03-09 | 2005-11-25 | Uždaroji akcinė bendrovė GERVA | Buitinės jonitinės filtravimo kasetės atnaujinimobūdas, geriamo vandens jonitinis filtras ir geriamo vandens filtravimo nuo nitratų priemonė |
| WO2007067179A1 (en) * | 2005-12-09 | 2007-06-14 | Yakima Filters, Inc. | Container having fluid purification system |
| DE102005062855B4 (de) * | 2005-12-23 | 2007-10-25 | Brita Gmbh | Gitterstruktur, Verwendung der Gitterstruktur und Behälter mit Gitterstruktur |
| EP2086888A1 (de) | 2006-05-24 | 2009-08-12 | Preentec AG | Vorrichtung zum automatischen verschluss von filtern |
| 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 |
| WO2008036844A2 (en) * | 2006-09-20 | 2008-03-27 | Omnipure Filter Company, Inc. | Filter with improved media utilization and methods of making and using same |
| US20110073551A1 (en) * | 2006-09-20 | 2011-03-31 | Omnipure Filter Company, Inc. | Filter modules for improved media utilization and use in generally cylindrical housing |
| US7767087B2 (en) * | 2007-01-05 | 2010-08-03 | Wilson Kelce S | Floating filter holder |
| US8043502B2 (en) * | 2007-08-29 | 2011-10-25 | Uv Corporation | Water pitcher filter |
| US20090057241A1 (en) * | 2007-08-29 | 2009-03-05 | Phillip Nauta | Filter assembly |
| USD615149S1 (en) | 2007-09-20 | 2010-05-04 | 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 |
| USD612906S1 (en) | 2007-09-20 | 2010-03-30 | Omnipure Filter Company, Inc. | Filter block for liquid filtration |
| USD579515S1 (en) | 2008-01-15 | 2008-10-28 | The Clorox Company | Water filter |
| US20110278206A1 (en) * | 2008-03-18 | 2011-11-17 | Rubbermaid Inc. | Drinking Container and Filter Assembly |
| US8926840B2 (en) | 2008-03-18 | 2015-01-06 | Rubbermaid Incorporated | Drinking container and filter assembly |
| US20100000931A1 (en) * | 2008-07-01 | 2010-01-07 | Janet Castillo | Potable liquid dispenser |
| US8128820B2 (en) * | 2009-02-25 | 2012-03-06 | Mr. Chiaphua Industries Limited | UV liquid storage and dispensing device |
| USD618761S1 (en) | 2009-03-25 | 2010-06-29 | Omnipure Filter Company, Inc. | Filter block for liquid filtration |
| USD645538S1 (en) | 2009-03-25 | 2011-09-20 | Omnipure Filter Company, Inc. | Filter block for liquid filtration |
| JP5412921B2 (ja) * | 2009-03-31 | 2014-02-12 | 東レ株式会社 | 携帯型浄水装置 |
| JP5763354B2 (ja) * | 2010-01-26 | 2015-08-12 | 東レ株式会社 | 浄水器 |
| JP5987313B2 (ja) * | 2011-12-27 | 2016-09-07 | 東レ株式会社 | 浄水器 |
| USD684009S1 (en) | 2012-01-20 | 2013-06-11 | Brita Lp | Water filter housing cap |
| US9132369B2 (en) | 2012-01-20 | 2015-09-15 | Brita Lp | Water filter housing sieve |
| RU2526377C1 (ru) * | 2013-03-28 | 2014-08-20 | Закрытое Акционерное Общество "Аквафор Продакшн" (Зао "Аквафор Продакшн") | Устройство фильтрационное |
| USD729344S1 (en) | 2014-02-26 | 2015-05-12 | Brita Lp | Water filter housing sieve |
| US10427951B2 (en) | 2015-08-20 | 2019-10-01 | Brita Lp | Water purification filter and system |
| USD820385S1 (en) | 2016-12-14 | 2018-06-12 | Brita Lp | Water filter housing |
| PL236417B1 (pl) | 2017-03-07 | 2021-01-11 | Formaster Spolka Akcyjna | Wskaźnik zarządzania wkładem filtrującym do butelki filtrującej, butelka filtrująca zawierająca taki wskaźnik zarządzania wkładem filtrującym oraz zestaw zawierający butelkę filtrującą i taki wskaźnik zarządzania wkładem filtrującym |
| US11872506B2 (en) * | 2018-07-07 | 2024-01-16 | Paragon Water Systems, Inc. | Water filter cartridge having an air vent |
| USD1016969S1 (en) | 2019-04-24 | 2024-03-05 | Helen Of Troy Limited | Filter cartridge |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1642465B2 (de) * | 1967-02-09 | 1977-06-08 | Gebrüder Heyl KG Gesellschaft für Analysentechnik, 3200 Hildesheim | Programmwerk fuer wasserenthaertungsanlagen |
| DE2550573A1 (de) * | 1975-11-11 | 1977-05-12 | Alois Schneider | Fluessigkeitsfilter, insbesondere zum filtern von milch |
| DE2919901C3 (de) * | 1979-05-17 | 1995-09-07 | Brita Wasserfilter | Wasserreinigungsvorrichtung |
| US4313825A (en) * | 1981-02-23 | 1982-02-02 | L. W. Fleckenstein, Inc. | Control system for meter actuated regeneration in a water treatment system |
| DE3409828A1 (de) * | 1984-03-17 | 1985-09-19 | Brita Wasserfilter GmbH, 6204 Taunusstein | Einsatz fuer eine wasserreinigungsvorrichtung |
| DE3413948A1 (de) * | 1984-04-13 | 1985-10-24 | Heinz 6204 Taunusstein Hankammer | Vorrichtung zum wasserreinigung |
| DE3535677A1 (de) * | 1985-10-05 | 1987-04-16 | Erich Alhaeuser | Patrone fuer ein drucklos arbeitendes geraet zur verbesserung der qualitaet von trinkwasser |
| DE8525643U1 (de) * | 1985-10-05 | 1987-01-22 | Alhäuser, Erich, 5412 Ransbach-Baumbach | Drucklos arbeitendes Gerät zum Verbessern der Qualität von Trinkwasser |
| US4764274A (en) * | 1985-11-19 | 1988-08-16 | Bernard Miller | Water filter unit and dispenser |
| DE3668880D1 (de) * | 1986-02-24 | 1990-03-15 | Leifheit Ag | Geraet zum filtern von wasser. |
| DE3628029A1 (de) * | 1986-08-19 | 1988-02-25 | Brita Wasserfilter | Filterpatrone mit verbesserter stroemungsfuehrung |
| US4775629A (en) * | 1987-05-05 | 1988-10-04 | E. I. Du Pont De Nemours And Company | Apparatus for processing fluids |
-
1988
- 1988-04-30 DE DE8805718U patent/DE8805718U1/de not_active Expired
- 1988-04-30 DE DE3814683A patent/DE3814683A1/de active Granted
-
1989
- 1989-01-18 AT AT89100760T patent/ATE92785T1/de active
- 1989-01-18 DE DE8989100760T patent/DE58905212D1/de not_active Expired - Fee Related
- 1989-01-18 EP EP89100760A patent/EP0340382B1/de not_active Expired - Lifetime
- 1989-01-18 ES ES89100760T patent/ES2042810T3/es not_active Expired - Lifetime
- 1989-02-27 AR AR89313297A patent/AR243780A1/es active
- 1989-02-28 US US07/316,871 patent/US4895648A/en not_active Expired - Lifetime
- 1989-03-17 IL IL89647A patent/IL89647A0/xx not_active IP Right Cessation
- 1989-03-25 MY MYPI89000376A patent/MY103988A/en unknown
- 1989-04-13 CN CN89102327A patent/CN1015151B/zh not_active Expired
- 1989-04-21 TR TR89/0352A patent/TR24590A/xx unknown
- 1989-04-25 MX MX015791A patent/MX170634B/es unknown
- 1989-04-27 AU AU33803/89A patent/AU613181B2/en not_active Ceased
- 1989-04-27 PT PT90384A patent/PT90384B/pt active IP Right Grant
- 1989-04-28 NZ NZ228923A patent/NZ228923A/xx unknown
- 1989-04-28 BR BR898902029A patent/BR8902029A/pt not_active IP Right Cessation
- 1989-04-28 CA CA000598188A patent/CA1328628C/en not_active Expired - Lifetime
- 1989-04-28 ZA ZA893187A patent/ZA893187B/xx unknown
- 1989-04-28 FI FI892030A patent/FI89769C/fi not_active IP Right Cessation
- 1989-04-28 IE IE139289A patent/IE63696B1/en not_active IP Right Cessation
- 1989-04-28 DK DK207789A patent/DK171856B1/da not_active IP Right Cessation
- 1989-04-28 NO NO891791A patent/NO172926C/no not_active IP Right Cessation
- 1989-04-28 JP JP1107892A patent/JPH0722747B2/ja not_active Expired - Fee Related
- 1989-04-28 RU SU894613946A patent/RU1801024C/ru active
- 1989-05-01 KR KR1019890005873A patent/KR0128368B1/ko not_active Expired - Fee Related
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