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STEVENSONS DYERS LTD

Overview
  • Total Patents
    40
About

STEVENSONS DYERS LTD has a total of 40 patent applications. Its first patent ever was published in 1945. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets textiles and paper, chemical engineering and materials and metallurgy are XIANGFAN FUSHI TEXTILE GARMENTS CO LTD, SHAOXING HENGJUN ENVIRONMENTAL PROTECTION TECH CO LTD and NOVO NORDISK BIOCHEM INC.

Patent filings in countries

World map showing STEVENSONS DYERS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 14
#2 Canada 4
#3 United States 4
#4 Austria 3
#5 Germany 3
#6 Denmark 3
#7 France 3
#8 Spain 2
#9 Ireland 2
#10 Finland 1
#11 Greece 1

Patent filings per year

Chart showing STEVENSONS DYERS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fell Eric Tom 6
#2 Fell Eric T 5
#3 Stevenson Francis Malcolm 2
#4 Malcolm Stevenson Francis 2
#5 Raynes John Leonard 2
#6 Leonard Raynes John 2
#7 Tom Fell Eric 1
#8 Fell Erich Tom 1

Latest patents

Publication Filing date Title
GB8807978D0 Dyeing hosiery
GB8730253D0 Colouring method
GB8726131D0 Coloration method & apparatus
GB784437A Improvements in or relating to bleaching textile materials
US2882121A Permonosulfuric acid for bleaching synthetic polymer textiles
US2789954A Process for making peroxymonosulphuric acid
GB738407A A process for the manufacture of permonosulphuric acid
ES207084A1 A procedure for the treatment of wool (Machine-translation by Google Translate, not legally binding)
IE20658L Anti-shrink treatment of wool
ES205775A3 A method of treating wool to prevent it from making (Machine-translation by Google Translate, not legally binding)
GB727419A Improvements in or relating to bleaching textile materials
GB716806A Improvements relating to the treatment of wool to reduce its tendency to shrink in aqueous liquids
GB692258A Improvements relating to the anti-shrink and anti-felt treatment of wool
GB659667A Improvements relating to dyeing processes
GB638580A Improvements in the anti-shrinking treatment of animal fibres
IE17211L Anti-shrink treatment of woollens
GB617080A Improvements in fastness to light of dyed textile materials
GB606066A Improved process for rendering textile materials mildew and rotproof
GB599443A A new or improved method of rot proofing textile materials
US2429082A Antishrinking treatment of animal fibers