COMPOSITE MEMBRANE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 22, 2013
app pub date -
Jun 25, 2010
filing date -
Jun 25, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of forming a composite membrane (104) comprising particles of a filler material (110) in a polymer matrix (114) is described. In an example, the method includes the steps of: providing a support surface (100); applying particles of filler material onto the support surface to form an array of particles (110) and interspaces (112) between the particles; and applying matrix material to the filler material on the support surface such that matrix material (114) is applied in interspaces. By applying the particles to the surface, followed by the application of the matrix material, in some examples a more desirable distribution of the particles in the final membrane may be achieved.
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 | |
---|---|---|
BP P L C | LONDON SW1Y 4PD | |
DALIAN INSTITUTE OF CHEMICAL PHYSICS CHINESE ACADEMY OF SCIENCES | DALIAN |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Li, Yanshuo | Dalian, CN | 4 | 4 |
# of filed Patents : 4 Total Citations : 4 | |||
Liu, Xinlei | Dalian, CN | 4 | 4 |
# of filed Patents : 4 Total Citations : 4 | |||
Yang, Weishen | Dalian, CN | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 |
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- B01D Class
- 0 % this patent is cited more than
- 12 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 22, 2025 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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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