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HENRY CHARLES OLPIN

Overview
  • Total Patents
    40
About

HENRY CHARLES OLPIN has a total of 40 patent applications. Its first patent ever was published in 1937. It filed its patents most often in United Kingdom and Canada. Its main competitors in its focus markets textiles and paper, basic materials chemistry and macromolecular chemistry and polymers are ZHEJIANG KEYONG CHEMICAL CO LTD, ZHEJIANG KEYONG CHEMICAL ENG CO LTD and ZHEJIANG WANFENG CHEMICAL CO LTD.

Patent filings in countries

World map showing HENRY CHARLES OLPINs patent filings in countries
# Country Total Patents
#1 United Kingdom 38
#2 Canada 2

Patent filings per year

Chart showing HENRY CHARLES OLPINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dreyfus Henry 2

Latest patents

Publication Filing date Title
GB642840A Improvements in coloured textile materials
GB641459A Improvements in or relating to coloured cellulose ester or ether textile materials
GB641835A Improvements in the colouration of cellulose ester or ether textile materials
GB647898A Improvements in the colouration of textile materials
GB647897A Improved process for the colouration of textile materials of organic derivatives of cellulose
GB614600A Improvements in the colouration of textile materials
GB609003A Tinting of textile materials
GB607085A Improvements in or relating to cellulose ester or ether fibres
GB607087A Improvements in dyes and coloured products
GB604053A Improvements in colouration of textile fibres
GB603880A Improvements in coloured cellulose ester and ether materials
GB603862A Improvements in coloured textile materials
GB599055A Improvements in the colouration of textile materials of cellulose esters or ethers
GB597733A Improvements in dyeing
GB599840A Improvements in the production of dyestuffs and processes of colouration
GB599278A Improvements in dyes and in coloured fibres, foils and films
GB599562A Improvements in or relating to coloured fibres and the like
GB594722A Improvements in the colouration of textile materials
GB589782A Improvements in the fixation of pigments on textile materials
GB589781A Improvements in coloured cellulose ester and ether textile fibres, foils, films, moulding powders, lacquers, and the like