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PERCY HERBERT HEAD

Overview
  • Total Patents
    11
About

PERCY HERBERT HEAD has a total of 11 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United Kingdom and France. Its main competitors in its focus markets surface technology and coating, materials and metallurgy and machines are BLH TECH INC, ZHONGSHAN HENGLIDA MACHINERY CO LTD and ACMOS CHEMIE KG.

Patent filings in countries

World map showing PERCY HERBERT HEADs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 France 1

Patent filings per year

Chart showing PERCY HERBERT HEADs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Head Percy Herbert 1

Latest patents

Publication Filing date Title
GB443458A Improvements in porous elastic fabrics and in the production thereof
GB448184A Improvements in perforated rubber sheeting and in the production thereof and in articles made therefrom
GB405970A Improvements in porous rubberised fabrics and methods of producing same
GB361398A A process for impregnating permeable substances with rubber latex or the like
GB321977A Improvements in strengthened glass
GB316335A Improvements in and applicable to the impregnation of permeable substances with rubber latex
GB306279A Improvements in strengthened glass sheets or plates
GB299900A Improvements in strengthened glass
GB277044A Improvements in relation to the manufacture of strengthened glass
GB275279A Improvements in or relating to strengthened glass