Learn more

LEO WALLERSTEIN

Overview
  • Total Patents
    12
About

LEO WALLERSTEIN has a total of 12 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States. Its main competitors in its focus markets foods and drinks, machines and macromolecular chemistry and polymers are FIFTH OCEAN ENGINEERING LTD, PETERSHANS HORST and NII SADOVODSTVA.

Patent filings in countries

World map showing LEO WALLERSTEINs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing LEO WALLERSTEINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leo Wallerstein 12

Latest patents

Publication Filing date Title
US2206066A Process of treating beers and ales
US2077448A Process of chillproofing and stabilizing beers and ales
US2077449A Process of chillproofing and stabilizing malt beverages
US2116089A Deproteinization of rubber latex
US2077447A Process of chillproofing and stabilizing beers and ales
US2062075A Process of treating beer and ale
US2011096A Fermented beverage
US2011095A Process of maturing and ripening malt beverages
US2077446A Process of maturing and ripening beers and ales
US1994494A Process of preparing beers and ales
US2097481A Rubber
US1442372A Absorptive material and process of producing the same