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STYRENE PRODUCTS LTD

Overview
  • Total Patents
    43
About

STYRENE PRODUCTS LTD has a total of 43 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and organic fine chemistry are KARJALA TERESA P, VESTOLIT GMBH & CO KG and ENICHEM ELASTOMERI SRL.

Patent filings in countries

World map showing STYRENE PRODUCTS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 17
#2 France 8
#3 Germany 7
#4 Canada 3
#5 Denmark 2
#6 Spain 2
#7 United States 2
#8 Austria 1
#9 Finland 1

Patent filings per year

Chart showing STYRENE PRODUCTS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roper Alec Norman 11
#2 Haward Robert Nobbs 9
#3 Seijo Ernest 7
#4 Cleland William James 5
#5 Elly Joyce 4
#6 Henshall Harold Gordon 3
#7 James Cleland William 2
#8 Chaumeton Philibert Camille 2
#9 Ernest Seijo 2
#10 Waring Jesse Maurice 2

Latest patents

Publication Filing date Title
GB864799A Improvements in or relating to coloured thermoplastic compositions and their preparation
GB843729A Improvements in or relating to high impact polymerised vinyl-aromatic compounds
GB858252A Improvements in or relating to resinous plastic compositions
GB838407A Improvements in or relating to compositions comprising or consisting of polymerised vinyl-aromatic compounds and processes for the preparation therof
GB820906A Improvements in or relating to mouldable thermoplastic material
GB824368A Improvements in or relating to high impact polymerised vinyl-aromatic compounds
GB841946A Halogenation of polymeric hydrocarbons
GB804956A Improvements in and relating to plastic compositions and their preparation
GB807237A Improvements in or relating to thermoplastic materials
ES223660A3 Improvements in, or related to, the polymerization of organic compounds (Machine-translation by Google Translate, not legally binding)
ES223378A3 A performed polymerization procedure of vinyl compounds (Machine-translation by Google Translate, not legally binding)
GB778102A Improvements in and relating to adhesive compositions and polymeric products for usetherein
GB763380A Improvements in and relating to polystyrene
GB770273A Manufacture of polymeric products from vinyl aromatic hydrocarbons
GB781900A Improvements in and relating to vinyl aromatic polymers
GB781177A Improvements in and relating to vinyl aromatic polymers
US2668806A Suspension polymerization process
GB716429A Improvements in or relating to the polymerisation of unsaturated organic compounds
GB718367A Improvements in or relating to the stabilisation of polymerisable organic compounds
CA575846A Production of expandable thermoplastic products from beads using easily-liquified gases as blowing agents