High flow capacity flexible earth drainage system and method for relieving and conveying pore water
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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Jan 7, 2025
Grant Date -
Mar 7, 2024
app pub date -
Oct 7, 2020
filing date -
Oct 7, 2020
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A high flow capacity flexible earth drainage system and method for relieving and conveying pore water is disclosed. In some embodiments, the presently disclosed high flow capacity flexible earth drainage system and method provide an arrangement of high flow capacity flexible earth drains, wherein each flexible earth drain may include one or more flexible ridged panels, one or more single-sided flexible ridged panels, one or more two-sided flexible ridged panels, and/or one or more flexible zigzag panels arranged longitudinal within a geotextile filter fabric sleeve. Further, a method is provided of installing the high flow capacity flexible earth drains to form the presently disclosed high flow capacity flexible earth drainage system for relieving and conveying pore water.
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 | |
---|---|---|
AMERICAN PREFABRICATED DRAIN LLC | 6415 ROBINSON ROAD WAXHAW NC 28173 |
International Classification(s)

- 2020 Application Filing Year
- E02B Class
- 213 Applications Filed
- 150 Patents Issued To-Date
- 70.43 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Case, John E | Waxhaw, US | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 |
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Patent Citation Ranking
- 0 Citation Count
- E02B Class
- 0 % this patent is cited more than
- < 1 Age
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Maintenance Fees
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3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jul 7, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 7, 2032 |
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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 |
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