Polymer gel emulsion injection system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 22, 2016
Grant Date -
Aug 20, 2015
app pub date -
Feb 18, 2014
filing date -
Feb 18, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An injection system for polymer gel emulsion is powered to cause polymer gel emulsion to be injected into high energy water entering a scooping intake, such as that on a firefighting aircraft. To energize the polymer gel emulsion, an accumulator is interposed between a polymer gel emulsion injection line and the water scooping intake. High energy water is routed to one side of the accumulator where this high energy water acts on the accumulator to move a movable element within the accumulator which pressurizes and expels polymer gel emulsion into the polymer gel emulsion injection line for injection of the polymer gel emulsion through a junction and into a mixed supply line of water and polymer gel emulsion downstream of a junction. The mixed polymer gel emulsion and water are routed to a tank for storage until ready for use.
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 | |
---|---|---|
DOTEN LEONARD E | 29621 LASSEN DRIVE COLD SPRINGS CALIFORNIA UNITED STATES OF AMERICA |
International Classification(s)

- 2014 Application Filing Year
- A62C Class
- 264 Applications Filed
- 233 Patents Issued To-Date
- 88.26 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Doten, Leonard E | Cold Springs, US | 14 | 80 |
# of filed Patents : 14 Total Citations : 80 |
Cited Art Landscape
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Patent Citation Ranking
- 1 Citation Count
- A62C Class
- 25.71 % this patent is cited more than
- 9 Age
Forward Cite Landscape
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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 | May 22, 2028 |
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 |
Full Text

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Oct 28, 2024 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Aug 27, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Mar 07, 2017 | I | Issuance | |
Feb 15, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 21, 2016 | P | Published | |
Mar 16, 2016 | F | Filing | |
Jan 09, 2012 | PD | Priority Date |

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