Learn more

ROSE DOWNS & THOMPSON LTD

Overview
  • Total Patents
    98
About

ROSE DOWNS & THOMPSON LTD has a total of 98 patent applications. Its first patent ever was published in 1897. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets machine tools, basic materials chemistry and machines are FRENCH ALFRED WILLARD, ANDERSON CO V D and EUSTON ALEXANDER.

Patent filings in countries

World map showing ROSE DOWNS & THOMPSON LTDs patent filings in countries

Patent filings per year

Chart showing ROSE DOWNS & THOMPSON LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lloyd Anthony Michael 12
#2 Alexander David George 6
#3 Ward Joseph Allan 5
#4 Michael Lloyd Anthony 4
#5 Potter William Frank 4
#6 Andrews Thomas 4
#7 Rogers Maurice Baldwin 3
#8 Ward Joseph Alan 3
#9 Shann James 3
#10 Thomas Andrews 2

Latest patents

Publication Filing date Title
GB1387163A Extraction of oil from oilcontaining organic material
GB1372776A Lump breaker
GB1332962A Extraction of pyrethrins from pyrethrum containing materials
GB1308054A Filtration
US3696133A Extraction of oil from oil-bearing materials
US3708512A Separation of wax and oil by fractional crystallization
US3577938A Incinerators
GB1248809A Extraction of glyceride oils
US3607391A Extraction
GB1247224A The extraction of pyrethrum
GB1231460A Distillation and deodorisation of liquids
GB1208175A Separation of components
US3522768A Presses
GB1246266A Lining bar
GB1182470A Hard Faced Bars
GB1222829A Improvements in or relating to welding a stay to spaced parts
GB1192761A Presses and Components Thereof
GB1214810A Scraper blades
GB1192732A Roll Gap Control
GB1151232A Method and apparatus for Heating and Cooling