FILTER MODULE WITH END CAPS INCLUDING INTEGRAL VALVES
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Apr 21, 2016
app pub date -
Jun 9, 2013
filing date -
Jun 9, 2013
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
Provided is a filter module which includes: i) an elongated housing extending along an axis between a first and second end and defining an inner chamber; ii) a plurality of hollow fiber membranes comprising a semi-permeable cylindrical wall enclosing a lumen, wherein the membranes extend axially within the inner chamber between the first and second end; iii) a first end cap assembly comprising: a base secured to the first end of the housing, a feed port defining a passageway in fluid communication with the inner chamber, and a gas port adapted for connection to a source of pressurized gas and defining a passageway in fluid communication with the inner chamber; and iv) a second end cap assembly comprising: a base secured to the second end of the housing, a permeate port defining a passageway in fluid communication the lumens of the hollow fiber membranes, and a purge port defining a passageway in fluid communication with the inner chamber. The first end cap assembly includes an integral valve for controlling fluid flow through at least one of the gas port and feed port, and the second end cap assembly includes an integral valve for controlling fluid flow through at least one of the permeate port and purge port.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
DOW GLOBAL TECHNOLOGIES LLC | MICHIGAN USA MICHIGAN |
International Classification(s)

- 2013 Application Filing Year
- A47L Class
- 743 Applications Filed
- 667 Patents Issued To-Date
- 89.78 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Cai, Jie | Shanghai, CN | 48 | 326 |
# of filed Patents : 48 Total Citations : 326 | |||
Chen, Bin | Shanghai, CN | 408 | 2121 |
# of filed Patents : 408 Total Citations : 2121 | |||
Fan, Liangzhou | Huzhou, CN | 3 | 3 |
# of filed Patents : 3 Total Citations : 3 | |||
Guo, Yongjin | Shanghai, CN | 14 | 90 |
# of filed Patents : 14 Total Citations : 90 | |||
Wang, Chengfeng | Huzhou, CN | 5 | 26 |
# of filed Patents : 5 Total Citations : 26 |
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Patent Citation Ranking
- 2 Citation Count
- A47L Class
- 15.87 % this patent is cited more than
- 9 Age
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- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Oct 21, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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 |
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