CN1107483C - 用于毯子、室内装饰样品的小型脱尘机 - Google Patents
用于毯子、室内装饰样品的小型脱尘机 Download PDFInfo
- Publication number
- CN1107483C CN1107483C CN97114927A CN97114927A CN1107483C CN 1107483 C CN1107483 C CN 1107483C CN 97114927 A CN97114927 A CN 97114927A CN 97114927 A CN97114927 A CN 97114927A CN 1107483 C CN1107483 C CN 1107483C
- Authority
- CN
- China
- Prior art keywords
- recycling
- cleaning fluid
- air
- unit head
- dirt machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/34—Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
- A47L11/4016—Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/408—Means for supplying cleaning or surface treating agents
- A47L11/4083—Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
- A47L7/0009—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners with means mounted on the nozzle; nozzles specially adapted for the recovery of liquid
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
- A47L7/0023—Recovery tanks
- A47L7/0028—Security means, e.g. float valves or level switches for preventing overflow
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
- A47L7/0023—Recovery tanks
- A47L7/0038—Recovery tanks with means for emptying the tanks
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
- A47L7/0042—Gaskets; Sealing means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/0009—Storing devices ; Supports, stands or holders
- A47L9/0018—Storing devices ; Supports, stands or holders integrated in or removably mounted upon the suction cleaner for storing parts of said suction cleaner
- A47L9/0036—Storing devices ; Supports, stands or holders integrated in or removably mounted upon the suction cleaner for storing parts of said suction cleaner specially adapted for holding the suction hose
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/0009—Storing devices ; Supports, stands or holders
- A47L9/0018—Storing devices ; Supports, stands or holders integrated in or removably mounted upon the suction cleaner for storing parts of said suction cleaner
- A47L9/0045—Storing devices ; Supports, stands or holders integrated in or removably mounted upon the suction cleaner for storing parts of said suction cleaner specially adapted for holding the suction tube
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/24—Hoses or pipes; Hose or pipe couplings
- A47L9/242—Hose or pipe couplings
Abstract
Description
Claims (25)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US642788 | 1996-05-03 | ||
US08/642,788 US5870798A (en) | 1996-05-03 | 1996-05-03 | Compact carpet and upholstery extractor |
US642,788 | 1996-05-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1176152A CN1176152A (zh) | 1998-03-18 |
CN1107483C true CN1107483C (zh) | 2003-05-07 |
Family
ID=24578025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97114927A Expired - Fee Related CN1107483C (zh) | 1996-05-03 | 1997-04-30 | 用于毯子、室内装饰样品的小型脱尘机 |
Country Status (4)
Country | Link |
---|---|
US (3) | US5870798A (zh) |
CN (1) | CN1107483C (zh) |
CA (1) | CA2204312C (zh) |
GB (1) | GB2314257B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI452989B (zh) * | 2011-11-09 | 2014-09-21 | Nat Univ Chin Yi Technology | Wet and dry vacuum cleaner |
TWI463963B (zh) * | 2011-11-09 | 2014-12-11 | Nat Univ Chin Yi Technology | Dry and wet vacuum cleaner |
EP4054390A4 (en) * | 2019-11-04 | 2023-07-26 | Black & Decker Inc. | WET-DRY VACUUM CLEANER |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5870798A (en) * | 1996-05-03 | 1999-02-16 | The Hoover Company | Compact carpet and upholstery extractor |
GB2341539A (en) * | 1998-09-18 | 2000-03-22 | Michael Andrew Beard | Vacuum cleaner having cleaner module separable from a dirt collection chamber |
US6185781B1 (en) * | 1999-06-24 | 2001-02-13 | The Hoover Company | Hand scrub tool with interchangeable scrub drives |
IT1315385B1 (it) * | 2000-02-01 | 2003-02-10 | T P A Impex Spa | Gruppo di sterzo particolarmente per macchine di pulizia in ambitodomestico e/o industriale. |
US7073226B1 (en) | 2001-11-30 | 2006-07-11 | Bissell Homecare, Inc. | Portable extraction cleaner |
US6834412B2 (en) * | 2002-05-07 | 2004-12-28 | D.P.L. Enterprises, Inc. | Mobile air duct vacuum |
US6725498B2 (en) * | 2002-06-07 | 2004-04-27 | The Hoover Company | Recovery tank assembly |
GB2393110A (en) * | 2002-09-14 | 2004-03-24 | Dyson Ltd | A cleaning appliance and hose storage means therefor |
US7653963B2 (en) * | 2002-11-12 | 2010-02-02 | Black & Decker Inc. | AC/DC hand portable wet/dry vacuum having improved portability and convenience |
US20050273969A1 (en) * | 2002-11-12 | 2005-12-15 | Watson James B | AC/DC portable wet/dry vacuum having improved portability and convenience |
EP1495706B1 (en) * | 2003-07-10 | 2013-05-01 | Black & Decker Inc. | Vacuum cleaner |
US20050039295A1 (en) * | 2003-08-18 | 2005-02-24 | White Consolidated Limited | Secure seal system (S3) for central vacuum |
WO2005032735A2 (en) | 2003-09-29 | 2005-04-14 | Electrolux Home Care Products, Ltd. | Floor cleaning device |
EP1535560B1 (en) * | 2003-10-28 | 2013-03-13 | LG Electronics, Inc. | Dust-collecting device and vacuum cleaner for both wet and dry cleaning using the same |
US7331082B2 (en) * | 2004-06-25 | 2008-02-19 | The Hoover Company | Tank arrangement for a cleaning apparatus |
FR2873563B1 (fr) * | 2004-07-29 | 2006-09-22 | Seb Sa | Aspirateur |
US7870637B2 (en) * | 2004-12-10 | 2011-01-18 | Techtronic Floor Care Technology Limited | Stacked tank arrangement for a cleaning apparatus |
US7725983B2 (en) * | 2004-12-10 | 2010-06-01 | Techtronic Floor Care Technology Limited | Recovery tank arrangement for a cleaning apparatus |
US7657964B2 (en) * | 2004-12-10 | 2010-02-09 | Techtronic Floor Care Technology Limited | Lift off tank handle latch |
KR100662631B1 (ko) * | 2005-04-13 | 2007-01-02 | 삼성광주전자 주식회사 | 진공청소기용 유로전환 밸브조립체 |
US20060272120A1 (en) * | 2005-06-01 | 2006-12-07 | Kenneth Barrick | Extraction cleaner |
US8056182B2 (en) * | 2005-08-30 | 2011-11-15 | Tacony Corporation | Heating system for a portable carpet extractor |
FR2896679B1 (fr) * | 2006-02-02 | 2008-03-14 | Seb Sa | Aspirateur |
US20080092926A1 (en) * | 2006-10-23 | 2008-04-24 | Kimball James F | Cleaning apparatus with disposable elements and methods of cleaning |
DE102008022321A1 (de) * | 2008-04-30 | 2009-11-05 | Alfred Kärcher Gmbh & Co. Kg | Staubsauger |
WO2010042187A1 (en) * | 2008-10-06 | 2010-04-15 | Shop Vac Corporation | System and method of controlling start-up of a switched reluctance motor |
WO2010085883A1 (en) | 2009-01-28 | 2010-08-05 | Fuel Transfer Technologies Inc . | A non-overflow liquid delivery system |
GB2495048B (en) * | 2010-09-01 | 2013-08-07 | Techtronic Floor Care Tech Ltd | Recovery tank assembly having a pour spout for an extractor cleaning machine |
GB2496340B (en) * | 2010-09-01 | 2015-07-15 | Techtronic Floor Care Tech Ltd | Tank tray for an extractor cleaning machine |
DE102011052817A1 (de) | 2011-08-18 | 2013-02-21 | Alfred Kärcher Gmbh & Co. Kg | Saugerkopf, Sauger und Verfahren zum Aufbewahren eines Saugschlauchs eines Saugers |
AU2019416021B2 (en) * | 2018-12-28 | 2023-03-23 | Techtronic Floor Care Technology Limited | Portable extractor |
JP7333657B2 (ja) * | 2021-09-10 | 2023-08-25 | アイリスオーヤマ株式会社 | 清掃装置 |
Family Cites Families (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US386173A (en) * | 1888-07-17 | white | ||
US783826A (en) * | 1904-04-14 | 1905-02-28 | George Dinkel | Open sprinkler for protection against fire. |
US1006031A (en) * | 1910-03-07 | 1911-10-17 | Frank H Weatherly | Pipe-joint. |
US1234598A (en) * | 1915-01-14 | 1917-07-24 | John Wynn Jr | Suction-machine. |
US1485188A (en) * | 1919-11-06 | 1924-02-26 | Electric Vacuum Cleaner Co | Suction cleaner |
US1982345A (en) * | 1930-06-13 | 1934-11-27 | James B Kirby | Window washer |
US2185718A (en) * | 1936-06-24 | 1940-01-02 | American Blower Corp | Fan |
US2574900A (en) * | 1947-06-11 | 1951-11-13 | Sun Chemical Corp | Steam applicator |
BE561621A (zh) * | 1956-10-15 | |||
US2849080A (en) * | 1956-11-19 | 1958-08-26 | Edward J Enright | Trap attachment for vacuum cleaners |
US3020577A (en) * | 1960-06-29 | 1962-02-13 | Hoover Co | Suction cleaners |
FR1264362A (fr) * | 1960-08-04 | 1961-06-19 | Elettro Domestici San Giorgio | Aspirateur avec dispositif apte à retenir l'eau aspirée |
US3157323A (en) * | 1961-04-12 | 1964-11-17 | Nat Products Co | Valve closure for bottles and the like |
US3267650A (en) * | 1963-10-07 | 1966-08-23 | Philip A Lundin | Vacuum cleaner trap |
US3594849A (en) * | 1967-10-13 | 1971-07-27 | Chester L Coshow | Cleaning apparatus |
US3591091A (en) * | 1969-01-28 | 1971-07-06 | Fmc Corp | Deflector-type spray nozzle |
US3751755A (en) * | 1971-03-12 | 1973-08-14 | J Smith | Vacuum cleaner having a foam generator |
US3858767A (en) * | 1973-12-10 | 1975-01-07 | Harlan F Borin | Cup with self-sealing spout |
US4041569A (en) * | 1976-09-13 | 1977-08-16 | Petersen Arne G | Separator system |
US4153968A (en) * | 1977-08-08 | 1979-05-15 | Perkins Larry M | Cleaning device |
JPS54131358A (en) * | 1978-03-31 | 1979-10-12 | Matsushita Electric Ind Co Ltd | Carpet washing machine |
US4231133A (en) * | 1979-03-19 | 1980-11-04 | Deep Steam Extraction (1974) Ltd. | Wet vacuum machine |
US4287635A (en) * | 1979-05-07 | 1981-09-08 | Jacobs Paul G | Wet and dry vacuum cleaner |
US4333202A (en) * | 1979-12-28 | 1982-06-08 | Mcgraw-Edison Company | Floor scrubber with combined solution and recovery tank |
US4333203A (en) * | 1980-04-23 | 1982-06-08 | Bissell, Inc. | Conversion attachment for a wet-dry vacuum cleaner |
US4367565A (en) * | 1981-05-13 | 1983-01-11 | Parise & Sons, Inc. | Double insulated wet/dry vacuum extraction machine |
US4397057A (en) * | 1981-09-11 | 1983-08-09 | The Singer Company | Apparatus for cleaning carpets and the like |
US4531257A (en) * | 1983-11-10 | 1985-07-30 | Ray Passien | Apparatus for cleaning carpet |
US4815665A (en) * | 1984-04-19 | 1989-03-28 | Spraying Systems | Air assisted nozzle with deflector discharge means |
DK152963C (da) * | 1986-01-14 | 1988-10-17 | Westergaard Knud Erik | Apparat til rengoering af taepper og lignende |
DE8610515U1 (de) | 1986-04-17 | 1986-06-26 | Rowenta-Werke Gmbh, 6050 Offenbach | Flüssigkeitsbehälter |
US4854544A (en) * | 1987-03-20 | 1989-08-08 | Bissell, Inc. | Fluid flow control valve |
US5087018A (en) * | 1987-03-20 | 1992-02-11 | Bissell Inc. | Fluid flow control valve |
CA1287340C (en) * | 1987-05-05 | 1991-08-06 | Tom A. Mcallister | Fluid control valve |
US4910828A (en) * | 1988-06-30 | 1990-03-27 | Bissell Inc. | Cleaning apparatus |
US4998317A (en) * | 1989-07-13 | 1991-03-12 | Passien Renold R | Combined vacuum and fluid line hose |
US5339487A (en) | 1990-01-19 | 1994-08-23 | Rexair, Inc. | Filtering means for a liquid pan assembly for a liquid bath vacuum cleaner |
DE9001257U1 (zh) * | 1990-02-03 | 1990-04-05 | Rowenta-Werke Gmbh, 6050 Offenbach, De | |
KR920004078Y1 (ko) * | 1990-05-16 | 1992-06-20 | 삼성전자 주식회사 | 진공청소기의 세제 공급장치 |
US5287587A (en) * | 1991-09-10 | 1994-02-22 | Yonkers Robert A | Self-contained, compact vacuum/extractor |
FR2684284B1 (fr) * | 1991-11-29 | 1995-11-10 | Moulinex Sa | Appareil de nettoyage de surfaces planes. |
DK61393D0 (da) * | 1993-05-28 | 1993-05-28 | Fisker & Nielsen As | Toemmeindretning |
DK119093A (da) * | 1993-10-22 | 1995-04-23 | Joergen Sjoegreen | Universalstøvsuger |
FR2715054B1 (fr) * | 1994-01-14 | 1996-03-15 | Famulus | Dispositif de nettoyage par épandage de liquide nettoyant et par aspiration de liquide usagé. |
US5500977A (en) * | 1994-01-14 | 1996-03-26 | The Hoover Company | Upright carpet extractor |
US5657509A (en) * | 1995-05-09 | 1997-08-19 | Professional Chemical Corporation | Vacuum extractor |
US5813087A (en) * | 1995-09-08 | 1998-09-29 | Bissell Inc. | Spray nozzle for use with water extraction cleaning machine |
US5870798A (en) * | 1996-05-03 | 1999-02-16 | The Hoover Company | Compact carpet and upholstery extractor |
-
1996
- 1996-05-03 US US08/642,788 patent/US5870798A/en not_active Expired - Lifetime
-
1997
- 1997-04-30 CN CN97114927A patent/CN1107483C/zh not_active Expired - Fee Related
- 1997-05-02 GB GB9709060A patent/GB2314257B/en not_active Expired - Fee Related
- 1997-05-02 CA CA002204312A patent/CA2204312C/en not_active Expired - Fee Related
-
1998
- 1998-04-08 US US09/057,229 patent/US6108860A/en not_active Expired - Lifetime
-
2000
- 2000-05-02 US US09/563,138 patent/US6419169B1/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI452989B (zh) * | 2011-11-09 | 2014-09-21 | Nat Univ Chin Yi Technology | Wet and dry vacuum cleaner |
TWI463963B (zh) * | 2011-11-09 | 2014-12-11 | Nat Univ Chin Yi Technology | Dry and wet vacuum cleaner |
EP4054390A4 (en) * | 2019-11-04 | 2023-07-26 | Black & Decker Inc. | WET-DRY VACUUM CLEANER |
Also Published As
Publication number | Publication date |
---|---|
US6108860A (en) | 2000-08-29 |
US5870798A (en) | 1999-02-16 |
MX9703179A (es) | 1998-05-31 |
CA2204312C (en) | 2001-05-29 |
GB2314257A (en) | 1997-12-24 |
GB9709060D0 (en) | 1997-06-25 |
CA2204312A1 (en) | 1997-11-03 |
US6419169B1 (en) | 2002-07-16 |
CN1176152A (zh) | 1998-03-18 |
GB2314257B (en) | 2000-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Ohio, USA Patentee after: THC Property Corp. Address before: Ohio, USA Patentee before: The Hoover Co. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20090306 Address after: The British Virgin Islands Patentee after: Health Income Investment Co.,Ltd. Address before: Ohio, USA Patentee before: THC Property Corp. |
|
ASS | Succession or assignment of patent right |
Owner name: HEALTH GAINS INVESTMENT CO., LTD. Free format text: FORMER OWNER: THC PROPERTY COMPANY Effective date: 20090306 |
|
C56 | Change in the name or address of the patentee |
Owner name: THC PROPERTY COMPANY Free format text: FORMER NAME: VACUUM CLEANER CO.,LTD. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030507 Termination date: 20110430 |