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DEEP CASING TOOLS LTD

Overview
  • Total Patents
    58
  • GoodIP Patent Rank
    60,811
  • Filing trend
    ⇩ 75.0%
About

DEEP CASING TOOLS LTD has a total of 58 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 2007. It filed its patents most often in United Kingdom, Australia and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, engines, pumps and turbines and mechanical elements are ARROW OIL TOOLS INC, SUB DRILL SUPPLY LTD and DOANE JAMES C.

Patent filings per year

Chart showing DEEP CASING TOOLS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Scott Edward Docherty 37
#2 Davis Lance Stephen 28
#3 Presslie Mark 7
#4 Walerianczyk Tomasz Jozef 5
#5 Wardle Magnus John 4
#6 Simpson Neil Andrew Abercrombie 4
#7 Presslie Mark Wilson 4
#8 Stephenson David John 4
#9 Scott Edward D 3
#10 Davis Lance S 3

Latest patents

Publication Filing date Title
WO2020165880A1 Method and apparatus for well tubular flotation
US2019309600A1 Apparatus and method for well tubular flotation
US2019345787A1 Method for removing casing from a wellbore
GB201619485D0 Rotary drive apparatus
GB201413693D0 Downhole tool and assembly
GB201410630D0 Downhole tool and method
AU2014202589A1 An apparatus and method for cutting a wellbore
GB201321130D0 Wellbore reaming tool having locking clutch for drill out after running wellbore tubulars
CA2775524A1 Wellbore completion system with reaming tool
GB201110849D0 Downhole turbine drive system
AU2010309572A1 Wellbore completion
GB0912354D0 Bearing for a downhole motor assembly
EP2334890A1 An apparatus and method for cutting a wellbore
GB0814103D0 Reaming tool
GB0811823D0 Reaming tool
GB0811822D0 Downhole cleaning tool
GB0811809D0 Reaming tool
EP1989390A2 Running bore-lining tubulars