Preservation of cell-free nucleic acids in biological samples
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Sep 10, 2024
Grant Date -
Nov 16, 2023
app pub date -
Apr 20, 2023
filing date -
Apr 20, 2023
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided is a composition for preserving cell-free nucleic acids and/or cells in a biological sample and methods for use thereof. The composition comprises at least one volume excluding polymer, at least one osmotic agent and at least one enzyme inhibitor. The composition optionally further comprises at least one metabolic inhibitor. Further, provided is a kit comprising the composition, preferably in a blood collection tube, or the components of the composition.
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 | |
---|---|---|
NORGEN BIOTEK CORP | ONTARIO CANADA |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Haj-Ahmad, Taha Alexander | St. Catharines, CA | 3 | 5 |
# of filed Patents : 3 Total Citations : 5 | |||
Haj-Ahmad, Yousef | St. Catharines, CA | 21 | 219 |
# of filed Patents : 21 Total Citations : 219 |
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Mar 10, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Mar 10, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Mar 10, 2036 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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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