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BJ SERVICES CO USA

Overview
  • Total Patents
    87
About

BJ SERVICES CO USA has a total of 87 patent applications. Its first patent ever was published in 1994. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets civil engineering, basic materials chemistry and engines, pumps and turbines are WAN XIAOYUE, TIANJIN DAGANG OIL FIELD DRILLING TECHNOLOGY DEV COMPANY and HEIJNEN WILHELMUS HUBERTUS PAULUS MARIA.

Patent filings per year

Chart showing BJ SERVICES CO USAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bolding Jeffrey L 41
#2 Smith David R 16
#3 Hill Thomas G Jr 16
#4 Mailand Jason C 12
#5 Hill Thomas G 10
#6 Ravensbergen John E 8
#7 Smith David Randolph 8
#8 Bahr Glenn A 7
#9 Saran Adrian V 7
#10 Hill Jr Thomas G 6

Latest patents

Publication Filing date Title
US2010096145A1 Downhole safety valve apparatus and method
US2009000781A1 Wellhead assembly and method for an injection tubing string
BRPI0714797A2 Christmas tree and method for modifying existing christmas tree
AU2007265543A1 Wireline slip hanging bypass assembly and method
US2007246226A1 Apparatus and methods for limiting debris flow back into an underground base pipe of an injection well
USRE40648E System and method for downhole operation using pressure activated valve and sliding sleeve
US2007039740A1 Method and apparatus to pump liquids from a well
US2008230231A1 Downhole safety valve apparatus and method
US2006180317A1 Coil tubing hanger and method of using same
US7124824B2 Washpipeless isolation strings and methods for isolation
US6810959B1 Low residue well treatment fluids and methods of use
US6632779B1 Wellbore treatment and completion fluids and methods of using the same
WO9945227A1 Method for removal of cuttings from a deviated wellbore drilled with coiled tubing
CA2263014A1 Compositions and methods of catalyzing the rate of iron reduction during acid treatment of wells
US6138757A Apparatus and method for downhole fluid phase separation
WO9837300A1 Bottomhole assembly and methods of use
WO9834005A1 Deployment system and apparatus for running bottomhole assemblies in wells, particularly applicable to coiled tubing operations
AU2198397A Method and apparatus using coiled-in-coiled tubing
US5641019A Swab-resistant subterranean well packer
US5741758A Method for controlling gas hydrates in fluid mixtures