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SHARPLES CHEMICALS INC

Overview
  • Total Patents
    161
About

SHARPLES CHEMICALS INC has a total of 161 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and basic materials chemistry are ZOECON CORP, DALY THOMAS and ROBERT NEVILLE HASZELDINE.

Patent filings in countries

World map showing SHARPLES CHEMICALS INCs patent filings in countries
# Country Total Patents
#1 United States 102
#2 Canada 21
#3 United Kingdom 19
#4 France 9
#5 Germany 4
#6 Switzerland 3
#7 Ireland 2
#8 Spain 1

Patent filings per year

Chart showing SHARPLES CHEMICALS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Olin John F 46
#2 Nathaniel Tischler 12
#3 Olin John Frank 10
#4 Deger Thomas E 9
#5 Frank Olin John 7
#6 Goshorn Roland H 7
#7 Eaton John L 6
#8 Levis Jr William W 5
#9 Bell Ernest P 5
#10 Ritter Edmond J 4

Latest patents

Publication Filing date Title
GB750983A Preparation of 2, 5-dimercaptides of 1, 3, 4-thiadiazole
GB744509A Improvements in or relating to the compounding of rubber compositions
GB743559A Chlorinated organic compounds
GB735139A Trichloroacrylyl chloride
GB745222A Substituted dithiocarbamates and their use as vulcanization accelerators
GB750907A Derivatives of 1, 3, 4-thiadiazole-2, 5-dithiol and the use of such derivatives as additives for hydrocarbon lubricants and as vulcanization accelerators
US2665307A Trichloroacrylyl chloride
US2685588A Reaction products of 1, 3, 4-thiadiazole-2, 5-dithol and nu-substituted thiocarbamylhalides and their preparation
US2685587A Preparation of dimercaptides of 1, 3, 4-thiadiazole-2, 5-dithiol
US2677690A Reaction products of 3-aryl-5-mercapto-1, 3, 4-thiadiazole-2(3)-thiones and nu-substituted thiocarbamyl halides and their preparation
US2637645A Plant growth regulation
US2637641A Plant growth regulation
US2637644A Plant growth regulation
US2637640A Plant growth regulation
US2637643A Plant response agents
US2637642A Plant response agents
US2698820A Pesticidal compositions and their use
IE20124L Plant-growth regulating
US2685604A Preparation of alkali metal monoaliphatically substituted amides
GB702342A Improvements in or relating to plant response agents