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CHESTERFIELD TUBE COMPANY LTD

Overview
  • Total Patents
    23
About

CHESTERFIELD TUBE COMPANY LTD has a total of 23 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United Kingdom, Austria and France. Its main competitors in its focus markets machine tools, mechanical elements and materials and metallurgy are LUXFER GAS CYLINDERS LTD, CRYOGENIC ENG CO and CONVERSION GAS IMP S L P.

Patent filings in countries

World map showing CHESTERFIELD TUBE COMPANY LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 Austria 3
#3 France 3
#4 United States 3
#5 Germany 2
#6 Canada 1
#7 Spain 1

Patent filings per year

Chart showing CHESTERFIELD TUBE COMPANY LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sallis William Arthur 3
#2 Sallis William A 1
#3 Bardgett William Edward 1
#4 Salton Marsh Frank 1
#5 William Eames Ronald 1
#6 Trevorrow Joseph H L 1
#7 Cameron Graham Murray 1
#8 Nicholson Hill Sydney Brown 1
#9 Henry Baggaley John 1

Latest patents

Publication Filing date Title
GB1207407A Apparatus for use in forming shells from billets
GB1150171A Formation of Hollow Metal Billets.
GB920675A A method of manufacturing helically finned tubes or rods
GB879590A Improvements relating to the forming of sintered articles
ES210717A1 A procedure and apparatus for the manufacture of metallic articles by expulsion (Machine-translation by Google Translate, not legally binding)
GB744313A The production of tubular steel junction pieces
GB697528A Ladders
GB457611A Improvements relating to tools for use in lathes and like machines
GB414885A Improvements in and relating to pressure fluid containers
US2015904A Portable container for compressed gases
GB332556A Improvements relating to gas cylinders and like hollow metal containers
US1592790A Steam header and method of making the same
GB190911567A Improved Mandril for the Manufacture of Tubes.
DE511816C Pressure bottle
CA688330A Method of manufacturing helically finned tubes or rods