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COMPLETION TOOL

Overview
  • Total Patents
    26
About

COMPLETION TOOL has a total of 26 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, mechanical elements and machines are HALIFAX TOOL CO LTD, RUBBERATKINS LTD and DOANE JAMES C.

Patent filings in countries

World map showing COMPLETION TOOLs patent filings in countries

Patent filings per year

Chart showing COMPLETION TOOLs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wood Edward T 19
#2 Bell William T 4
#3 Snyder Robert E 3
#4 Barker Bob V 2
#5 Sodich Ernest O 2
#6 Ellis Richard C 2
#7 Suman George O Jr 2
#8 Dotson Charles E 2
#9 Brooks Robert T 1
#10 Surgnier David H 1

Latest patents

Publication Filing date Title
US4967846A Progressively inflated packers
US4897139A Method of producing progressively inflated packers
US4606406A Inflatable packer compatible with CBL
US4607698A Pipe configuration compatible with CBL
US4577689A Method for determining true fracture pressure
US4527625A Packer valve arrangement
CA1208545A Inflatable packer with pressure equalized rib cavity
CA1226518A Inflatable packer
CA1221908A Method of preparing an inflatable packer for running
CA1218015A Packer valve arrangement
US4577696A Sequential inflatable packer
US4781249A Progressively inflated packers
US4577695A Sequential inflatable packer
US4492383A Inflatable well bore packer with pressure equalized rib cavity
CA1208537A Well completion method
CA1214388A Packer valve arrangement
US4744421A Inflatable packer systems
US4871179A Inflatable packer with roughened mandrel
US4420159A Packer valve arrangement
US4402517A Well packer valve arrangement