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HOLTBY QUINN A J

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    233,324
About

HOLTBY QUINN A J has a total of 17 patent applications. Its first patent ever was published in 1994. 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, machines and mechanical elements are PAGE OIL TOOLS INC, B AND W INC and WEBB CHARLES T.

Patent filings in countries

World map showing HOLTBY QUINN A Js patent filings in countries

Patent filings per year

Chart showing HOLTBY QUINN A Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Holtby Quinn A J 15
#2 Greenwood Dallas Laird 5
#3 Holtby Quinn 1
#4 No Establecido 1

Latest patents

Publication Filing date Title
US2013306153A1 Tubing tray and method for using same for collecting fluids draining from drill pipe
US2013306804A1 Pipe mat and method for using same for collecting fluids draining from drill pipe
US2014224082A1 Removable hand guard for drilling rig hand tongs
US2014238530A1 Apparatus and method for containing fluid or gas released from a pipe
US2011108066A1 Vacuum attachment tool
CA2258064A1 Oilwell leak containment apparatus for a completed oilwell
CA2251523A1 Kelly bushing
CA2234323A1 Drip tray
CA2116520A1 Drilling fluid containment apparatus for use in disconnecting a kelly from a drill string