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ELLIS FOSTER CO

Overview
  • Total Patents
    383
About

ELLIS FOSTER CO has a total of 383 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and machines are SIGMAKALON SERVICES B V, PRC DESOTO INTERNATL INC and SOLUTIA GERMANY GMBH & CO KG.

Patent filings in countries

World map showing ELLIS FOSTER COs patent filings in countries
# Country Total Patents
#1 United States 359
#2 Canada 13
#3 United Kingdom 6
#4 France 5

Patent filings per year

Chart showing ELLIS FOSTER COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Carleton Ellis 161
#2 Ellis Carleton 85
#3 Weber Harry M 28
#4 Rust John B 21
#5 Lougovoy Boris N 12
#6 Bradley Theodore F 11
#7 Root Frank B 8
#8 Wells Alfred A 7
#9 Robertson John W 5
#10 Harry Burrell 5

Latest patents

Publication Filing date Title
US2640278A Tangential and rotational motion indicating device
US2559466A Acid-modified copolymers of drying oil acids, maleic-polyhydric alcohol esters, and process of making same
US2559465A Soluble copolymers of polymerizable monomers and drying oil acids-unsaturated dicarboxylic acid-polyhydric alcohol esters and process of making them
US2492790A Acid resisting cement and method of making
US2485660A Destruction of organisms
US2582281A Electric field heat-treatment of liquids
US2454717A Modified alkyd sizing composition
US2511695A Copolymer liquid polish
US2485659A Delectric heating
US2485658A Radio-frequency power heating apparatus and method
US2450403A Process of making sulfurized jojoba oil
US2500843A Composition of urea-formaldehyde and organosilicon compound
US2380214A Activated filler and process of making same
US2368426A Furfuryl alcohol resin and process of making
US2417028A Process for the treatment of metal surfaces and product thereof
US2398307A Protein-acetone resin compositions and process of making them
US2366128A Chewing gum
US2315135A Textile treating process
US2347436A Printing ink
US2335701A Coating composition and process of making it