Microfluidic device, microfluidic dosing system and method for microfluidic flow measurement and dosing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Aug 9, 2016
Grant Date -
Jul 18, 2013
app pub date -
Mar 7, 2013
filing date -
Sep 9, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A microfluidic device for detecting a flow parameter, includes a channel configured within a base body, the channel including a first inlet for feeding a first fluid and a second inlet for feeding a second fluid so as to form a fluid stream having the first and second fluids within the channel, and further including an output for providing the fluid stream on the output side, a first feeder including a micropump associated with the first inlet for selectively feeding the first fluid to the channel, a second feeder associated with the second inlet for feeding the second fluid to the channel; and a detector for detecting, on the basis of a different physical property of the first fluid and the second fluid within the channel, a measurement value dependent on a current flow parameter of the first or second fluid.
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 | |
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FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E V | MUNICH GERMANY |
International Classification(s)
- B01L:CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENE....
- F15C:FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMP....
- C40B:COMBINATORIAL CHEMISTRY; LIBRARIES, e.g. CHEMICAL ....
- B01F:MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
- G01F:MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUI....
- A61M:DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE B....

Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Kibler, Sebastian | Munich, DE | 11 | 70 |
# of filed Patents : 11 Total Citations : 70 | |||
Richter, Martin | Munich, DE | 104 | 2105 |
# of filed Patents : 104 Total Citations : 2105 |
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Patent Citation Ranking
- 4 Citation Count
- B01L Class
- 15.67 % this patent is cited more than
- 9 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Feb 9, 2028 |
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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Legal Events
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Jan 11, 2005 | FPAY | FEE PAYMENT | year of fee payment: 12 |
Jan 18, 2001 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Jan 21, 1997 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Aug 10, 1993 | I | Issuance | |
Jul 28, 1993 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Dec 08, 1992 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jan 29, 1992 | F | Filing | |
Jan 23, 1992 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:HAHNKE, MANFRED;SAALFRANK, ULLRICH;SCHUSTER, CLAUS;AND OTHERS;REEL/FRAME:005999/0993 Owner name: HOECHST AKTIENGESELLSCHAFT Effective Date: Jan 23, 1992 |
Jan 31, 1991 | PD | Priority Date |

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