Hollow fiber membrane module, process for manufacturing the same, hollow fiber membrane module assembly and method of purifying suspended water with use thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 4, 2012
Grant Date -
Jun 24, 2010
app pub date -
May 21, 2008
filing date -
May 22, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A hollow fiber membrane module characterized by having a tubular module case; a bundle of a multiplicity of hollow fiber membranes housed in the module case; adhesively fixing parts for fixing both side edge portions of the bundle in the module case in such a fashion that raw fluid can pass through the interior of the hollow fiber membranes; a permeated fluid communication part adapted for passable connection between both end faces outside the adhesively fixing parts by a pipe of diameter significantly larger than that of the hollow fiber membranes; and a raw fluid distribution supply part capable of feeding the raw fluid into the module case at one of the adhesively fixing parts, wherein the raw fluid distribution supply part has multiple raw fluid introduction holes made in hollow fiber membrane interspaces so as to be able to supply the raw fluid along the longitudinal direction of the hollow fiber membranes.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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ASAHI KASEI CHEMICALS CORPORATION | TOKYO 101-8101 |
International Classification(s)

- 2008 Application Filing Year
- F01M Class
- 154 Applications Filed
- 94 Patents Issued To-Date
- 61.04 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Ishibashi, Yuzuru | Tokyo, JP | 12 | 245 |
# of filed Patents : 12 Total Citations : 245 | |||
Taniguchi, Tohru | Tokyo, JP | 10 | 374 |
# of filed Patents : 10 Total Citations : 374 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- F01M Class
- 2.97 % this patent is cited more than
- 13 Age
Forward Cite Landscape
- No Forward Cites to Display

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
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Jun 30, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 16, 2018 | I | Issuance | |
Dec 27, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Feb 25, 2016 | P | Published | |
Jul 23, 2015 | F | Filing | |
Jul 06, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:IKUTA, MASAYA;REEL/FRAME:036161/0951 Owner name: KONICA MINOLTA, INC., JAPAN Effective Date: Jul 06, 2015 |
Aug 19, 2014 | PD | Priority Date |

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