Torque transmission joint with shape-memory alloy cladding for a bottom-hole assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9976358
SERIAL NO

15027123

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method and apparatus for transmitting torque in a downhole assembly. The apparatus includes a driver sub, a driveshaft extending within the driver sub, a first insert disposed between the driver sub and the driveshaft, and a first shape-memory alloy cladding bonded to the first insert and configured to transmit torque between the first insert and the driveshaft.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Poyyara, Ragi Lohidakshan Pune, IN 10 30

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 22, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 22, 2029
Fee Large entity fee small entity fee micro entity fee
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