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RIDBO LAB INC

Overview
  • Total Patents
    37
About

RIDBO LAB INC has a total of 37 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United States, United Kingdom and Switzerland. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and organic fine chemistry are HALOWAX CORP, NEWPORT IND INC and OPTATECH OY.

Patent filings in countries

World map showing RIDBO LAB INCs patent filings in countries
# Country Total Patents
#1 United States 21
#2 United Kingdom 10
#3 Switzerland 3
#4 France 3

Patent filings per year

Chart showing RIDBO LAB INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ridgway Eric O 5
#2 Perry Newell A 4
#3 Laszlo Auer 4
#4 Owen Ridgway Eric 4
#5 Laboratories Inc Ridbo 3
#6 Curtis Tucker Frederick 2
#7 Bodenschatz William A 2
#8 Zeiss Harold H 2
#9 Kalman Nicholas L 2
#10 Laszio Auer 1

Latest patents

Publication Filing date Title
US2870132A Low viscosity sulfurized tall oil and process for making the same
GB758397A Improvements in or relating to natural or synthetic rubber composition and a method of compounding same
US2793232A Dehydroabietic acid derivatives and method for making the same
US2870105A Nitrile rubber compositions containing sulfurized tall oil
US2870103A Chlorosulfonated polyethylene composition containing sulfurized tall oil
US2870104A Chloroprene rubber composition containing a tall oil-sulphur reaction product
US2870106A Chloroprene rubber compositions containing sulfurized tall oil
GB652383A Improvements in or relating to the separation of rosin acids from rosin and tall oils
GB644399A Improvements in or relating to the production of tertiary rosin alcohols
GB652370A Improvements in or relating to the treatment of abietyl compounds
GB657811A Improvements in or relating to chlorinated polymerized methacrylates
GB627988A Improvements in or relating to the treatment of polymers
GB614212A Improvements in or relating to the vulcanization of natural and synthetic rubbers
US2450706A Methylation of methyl 6-hydroxydehydroabietate
GB600993A Improvements in or relating to chlorination processes
US2441198A Tall oil treatment
GB599133A Improvements in or relating to chlorinated products of fatty acids
GB601114A Improvements in or relating to chlorinated products of carboxylic acid esters
US2441231A Stabilized abietyl materials and process for making the same
US2413052A Method for preparing rosin hydrocarbons