Seismic wave generation systems and methods for cased wells
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Mar 29, 2011
Grant Date -
Nov 19, 2009
app pub date -
May 17, 2008
filing date -
May 17, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A vibration source (10) includes an armature bar (12) having a major length dimension, and a driver (20A) positioned about the armature bar. The driver (20A) is movably coupled to the armature bar (12), and includes an electromagnet (40). During operation the electromagnet (40) is activated such that the driver (20A) moves with respect to the armature bar (12) and a vibratory signal is generated in the armature bar. A described method for generating a vibratory signal in an object includes positioning the vibration source (10) in an opening of the object, coupling the armature bar (12) to a surface of the object within the opening, and activating the electromagnet (40) of the driver (20A) such that the driver moves with respect to the armature bar (12) and a vibratory signal is generated in the armature bar and the object.
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 | |
---|---|---|
SCHLUMBERGER TECHNOLOGY CORPORATION | 300 SCHLUMBERGER DRIVE SUGAR LAND TX 77478 |
International Classification(s)

- 2008 Application Filing Year
- G01V Class
- 1038 Applications Filed
- 834 Patents Issued To-Date
- 80.35 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Minto, James | Houston, US | 15 | 542 |
# of filed Patents : 15 Total Citations : 542 | |||
Owen, Thomas E | Helotes, US | 41 | 879 |
# of filed Patents : 41 Total Citations : 879 | |||
Schroeder, Edgar C | San Antonio, US | 6 | 51 |
# of filed Patents : 6 Total Citations : 51 | |||
Sorrells, Martin H | Huffman, US | 2 | 32 |
# of filed Patents : 2 Total Citations : 32 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 6 Citation Count
- G01V Class
- 1.27 % this patent is cited more than
- 14 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
Full Text

Legal Events
Date | Code | Event | Description |
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Mar 07, 2012 | FPAY | FEE PAYMENT | year of fee payment: 12 |
Mar 10, 2008 | FPAY | FEE PAYMENT | year of fee payment: 8 |
May 20, 2004 | FPAY | FEE PAYMENT | year of fee payment: 4 |
May 20, 2004 | SULP | SURCHARGE FOR LATE PAYMENT | |
Apr 07, 2004 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Dec 06, 2003 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:NELGO MFG. CORPORATION;REEL/FRAME:014852/0749 Owner name: BOSS PRODUCTS, INC., INDIANA Effective Date: Dec 06, 2003 |
Sep 19, 2000 | I | Issuance | |
Sep 01, 2000 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Feb 07, 2000 | AS | ASSIGNMENT | free format text: (ASSIGNMENT OF ASSIGNOR'S INTEREST) RE-RECORD TO CORRECT THE NUMBER OF MICROFILM PAGES FROM 8 TO 2 AT REEL 10631, FRAME 0803.;ASSIGNOR:GONGWER, TROY W.;REEL/FRAME:010661/0442 Owner name: NELGO MANUFACTURING, INDIANA Effective Date: Feb 07, 2000 free format text: ;ASSIGNOR:GONGWER, TROY W.;REEL/FRAME:010631/0803 Owner name: NEIGO MANUFACTURING, INDIANA Effective Date: Feb 07, 2000 |
Aug 31, 1999 | F | Filing | |
Aug 31, 1999 | PD | Priority Date |

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