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LEONARD ELLWOOD JONES

Overview
  • Total Patents
    11
About

LEONARD ELLWOOD JONES has a total of 11 patent applications. Its first patent ever was published in 1926. It filed its patents most often in United Kingdom. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and foods and drinks are COLOUR CHEM LTD, ANDRIEVSKY ALEXANDR M and GROGGINS PHILIP H.

Patent filings in countries

World map showing LEONARD ELLWOOD JONESs patent filings in countries
# Country Total Patents
#1 United Kingdom 11

Patent filings per year

Chart showing LEONARD ELLWOOD JONESs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB861477A Method of making char-bonded pellets containing iron oxide and elemental iron, the pellets so produced, and the production of iron therefrom
GB730692A Improvements in and relating to the colouration of plastic materials
GB726797A Improvements in and relating to vat dyestuffs
GB672971A Improvements in esters and pest-combating agents containing them and in their manufacture
GB634429A Process for the manufacture of green tetrakisazo dyestuffs
GB666554A Preparation of phenols by the sulphonation process
GB634398A Process of refining chloral by distillation
GB621412A Purification of ª‰-ionone
GB633711A Improvements in or relating to the production of compounds containing the isoprene grouping
GB260277A Improvements in and relating to the production of a food product from starch-containing vegetables
GB260278A Process for the production of bread and the like baked goods