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LESTER KIRSCHBRAUN

Overview
  • Total Patents
    97
About

LESTER KIRSCHBRAUN has a total of 97 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets textiles and paper, macromolecular chemistry and polymers and machines are BENNETT INC, GROUPE RECH I D INC and DAUBERT COATED PROD.

Patent filings in countries

World map showing LESTER KIRSCHBRAUNs patent filings in countries
# Country Total Patents
#1 United States 83
#2 United Kingdom 8
#3 Germany 3
#4 France 2
#5 Switzerland 1

Patent filings per year

Chart showing LESTER KIRSCHBRAUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lester Kirschbraun 84
#2 Kirschbraun Lester 2
#3 Cady Walter H 1
#4 Belknap Charles B 1

Latest patents

Publication Filing date Title
US1866504A Process for cooling molten bitumen
US1866503A Method of and apparatus for producing bituminous emulsions
US1738509A Waterproof sheet and process of making same
US1691768A Process of producing emulsions or dispersions and product thereof
US1733498A Aqueous dispersion and process of making same
US1878974A Aqueous dispersions and process of making same
US1738776A Aqueous dispersions and process of making same
US1733497A Aqueous dispersion and process of making same
US1733496A Production of aqueous dispersions
US1734437A Production of aqueous dispersions
US1738906A Bituminous composition and process of making same
US1781645A Process for making emulsified compositions
US1725648A Emulsion product
US1722434A Process of making felted fibrous compositions
US1733495A Production of dispersions
GB286844A Improvements in a process of making bitumen-pitch type emulsions
US1679475A Process of making emulsions and product thereof
US1616904A Emulsion and method of producing same
US1733494A Process of making bituminous emulsion
US1691765A Process of making emulsion paints