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CHAPMAN ALFRED

Overview
  • Total Patents
    13
About

CHAPMAN ALFRED has a total of 13 patent applications. Its first patent ever was published in 1890. It filed its patents most often in United Kingdom, Spain and United States. Its main competitors in its focus markets medical technology and chemical engineering are STIMATIX GI LTD, AEQUOS ENDOPROTHETIK GMBH and JONES SR JOHN L.

Patent filings in countries

World map showing CHAPMAN ALFREDs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 Spain 4
#3 United States 1

Patent filings per year

Chart showing CHAPMAN ALFREDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Chapman Alfred 9

Latest patents

Publication Filing date Title
US2009112299A1 Direct heating facemask
GB191317145A Improvements in Liquid Evaporating Apparatus.
GB190220002A Improvements in or relating to Apparatus for the Evaporation of Liquors
GB189802936A Improvements in Coffee Washing Machines.
GB189802937A Improvements in Coffee Pulping Machines.
GB189609227A An Improved Appliance for Facilitating the Carriage of Heavy Books.
GB189410906A Improvements in Apparatus for Evaporating Brine or other Liquors or Solutions, and Extracting the Salts or other Solid Matters therefrom.
GB189410469A Sugar Cane Mills.
GB189320221A Apparatus for Separating and Utilizing Steam from Cane Juice on Leaving a Juice Heater.