Plugging a mined-through well
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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May 20, 2014
Issued Date -
N/A
app pub date -
Oct 7, 2011
filing date -
Jul 17, 2007
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A system and method of plugging a well bore includes intersecting a portion of a well with a subterranean cavern. A portion of the well may be isolated to prevent accumulation of reservoir fluids in the subterranean cavern by, for example, inserting a packer in the well to form a seal. A sealing material may be pumped into and allowed of solidify in the portion of the well to form a partition between the subterranean cavern and the remainder of the well. The formed partition permits continued production from the well and continued mining in the subterranean cavern.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
US | B2 | US8033337 | Apr 24, 2008 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
GRANTED PATENT AS SECOND PUBLICATION | Plugging a mined-through well | Oct 11, 2011 | |||
WO | A1 | WO2009011953 | Apr 24, 2008 | Patent | Application |
Type : Patent Sub-Type : Application | |||||
INTERNATIONAL APPLICATION PUBLISHED WITH INTERNATIONAL SEARCH REPORT | PLUGGING A MINED-THROUGH WELL | Jan 22, 2009 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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EFFECTIVE EXPLORATION LLC | 8117 PRESTON ROAD SUITE 300 DALLAS TX 75225 |
International Classification(s)

- 2011 Application Filing Year
- E21B Class
- 2545 Applications Filed
- 2297 Patents Issued To-Date
- 90.26 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Johnson, Rick D | Fort Smith, US | 15 | 542 |
# of filed Patents : 15 Total Citations : 542 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- E21B Class
- 5.02 % this patent is cited more than
- 11 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 20, 2025 |
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 |
Full Text

Legal Events
Date | Code | Event | Description |
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Nov 30, 2020 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Nov 30, 2020 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Oct 25, 2020 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Oct 25, 2020 |
Jun 15, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Oct 25, 2016 | I | Issuance | |
Oct 05, 2016 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jun 16, 2016 | P | Published | |
Apr 18, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:VAN MEIJL, ERIK WILHELMUS PETRONELLA;VAN EEKELEN, JOZEF ANTONIUS WILHELMUS MARIA;DE GRAAF, AART JAN;SIGNING DATES FROM 20160114 TO 20160224;REEL/FRAME:038301/0825 Owner name: VANDERLANDE INDUSTRIES B.V., NETHERLANDS |
Nov 02, 2015 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jul 07, 2014 | F | Filing | |
Jul 05, 2013 | PD | Priority Date |

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