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DEWEY AND ALMY LTD

Overview
  • Total Patents
    12
About

DEWEY AND ALMY LTD has a total of 12 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United Kingdom. Its main competitors in its focus markets basic materials chemistry, materials and metallurgy and macromolecular chemistry and polymers are SHENZHEN JIADA HIGH TECH IND DEVELOPMENT CO LTD, SUZHOU GUARDEX NEW MATERIAL TECH CO LTD and ZUNYI HENGXIN CHEMICAL CO LTD.

Patent filings in countries

World map showing DEWEY AND ALMY LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 12

Patent filings per year

Chart showing DEWEY AND ALMY LTDs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB535779A Improvements in or relating to container-sealing compositions
GB533022A Improvements in or relating to coating or lining compositions
GB470365A Improvements in or relating to hydraulic cement
GB466565A Improvements in or relating to the sealing of containers
GB468278A Improvements in or relating to the sealing of drums, buckets or like containers
GB431680A Improvements in colored concrete
GB414932A Improvements in aqueous dispersions of carbon black
GB399871A Improvements in or relating to the manufacture of products containing rubber-bonded fibres which normally coagulate rubber latex
GB399870A Improvements in or relating to rubber-bonded asbestos products and method of making same
GB392613A Improvements in or relating to the manufacture of soda-lime