Cleaning system and cleaning method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 6, 2012
Grant Date -
May 15, 2008
app pub date -
Jun 14, 2007
filing date -
Jun 16, 2006
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A cleaning system includes: a sulfuric acid electrolytic portion configured to electrolyze a sulfuric acid solution to generate an oxidizing substance in an anode chamber, a concentrated sulfuric acid supply portion configured to supply a concentrated sulfuric acid solution to the anode chamber, and a cleaning treatment portion configured to carry out cleaning treatment of an object to be cleaned using an oxidizing solution comprising the oxidizing substance. The sulfuric acid electrolytic portion has an anode, a cathode, a diaphragm which is provided between the anode and the cathode, the anode chamber which is demarcated between the anode and the diaphragm and a cathode chamber which is demarcated between the cathode and the diaphragm.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
TW | B | TWI351446 | Jun 14, 2007 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT OR PATENT OF ADDITION | Cleaning system and cleaning method | Nov 01, 2011 | |||
KR | B1 | KR100913449 | Jun 15, 2007 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT SPECIFICATION | CLEANING SYSTEM AND CLEANING METHOD | Aug 25, 2009 | |||
JP | B2 | JP5087325 | Jun 18, 2007 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PUBLISHED GRANTED PATENT (SECOND LEVEL) | CLEANING SYSTEM AND CLEANING METHOD | Dec 05, 2012 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
DE NORA PERMELEC LTD | 2023-15 ENDO FUJISAWA-SHI KANAGAWA 2520816 ?2520816 |
International Classification(s)

- 2007 Application Filing Year
- C25B Class
- 240 Applications Filed
- 120 Patents Issued To-Date
- 50 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Fukui, Hiroyuki | Kanagawa-ken, JP | 41 | 440 |
# of filed Patents : 41 Total Citations : 440 | |||
Hayamizu, Naoya | Kanagawa-ken, JP | 56 | 460 |
# of filed Patents : 56 Total Citations : 460 | |||
Kato, Masaaki | Kanagawa-ken, JP | 138 | 1740 |
# of filed Patents : 138 Total Citations : 1740 | |||
Shibata, Yukihiro | Kanagawa-ken, JP | 114 | 1741 |
# of filed Patents : 114 Total Citations : 1741 |
Cited Art Landscape
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Patent Citation Ranking
- 0 Citation Count
- C25B Class
- 0 % this patent is cited more than
- 13 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
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Apr 24, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 12TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1553); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 12 |
Apr 23, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8 |
Apr 20, 2016 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Sep 01, 2015 | AS | ASSIGNMENT | free format text: CHANGE OF NAME;ASSIGNOR:PERMELEC ELECTRODE LTD.;REEL/FRAME:037679/0984 Owner name: DE NORA PERMELEC LTD, JAPAN Effective Date: Sep 01, 2015 |
Dec 03, 2014 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Mar 31, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:CHLORINE ENGINEERS CORP. LTD.;REEL/FRAME:032644/0804 Owner name: PERMELEC ELECTRODE LTD., JAPAN Effective Date: Mar 31, 2014 |
Nov 06, 2012 | I | Issuance | |
Oct 17, 2012 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 15, 2008 | P | Published | |
Jan 28, 2008 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAYAMIZU, NAOYA;SHIBATA, YUKIHIRO;KATO, MASAAKI;AND OTHERS;REEL/FRAME:020420/0819;SIGNING DATES FROM 20070702 TO 20080121 Owner name: KABUSHIKI KAISHA TOSHIBA, JAPAN free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAYAMIZU, NAOYA;SHIBATA, YUKIHIRO;KATO, MASAAKI;AND OTHERS;REEL/FRAME:020420/0819;SIGNING DATES FROM 20070702 TO 20080121 Owner name: CHLORINE ENGINEERS CORP. LTD., JAPAN free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAYAMIZU, NAOYA;SHIBATA, YUKIHIRO;KATO, MASAAKI;AND OTHERS;SIGNING DATES FROM 20070702 TO 20080121;REEL/FRAME:020420/0819 Owner name: CHLORINE ENGINEERS CORP. LTD., JAPAN free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HAYAMIZU, NAOYA;SHIBATA, YUKIHIRO;KATO, MASAAKI;AND OTHERS;SIGNING DATES FROM 20070702 TO 20080121;REEL/FRAME:020420/0819 Owner name: KABUSHIKI KAISHA TOSHIBA, JAPAN |
Jun 14, 2007 | F | Filing | |
Jun 16, 2006 | PD | Priority Date |

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