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BERL ERNST

Overview
  • Total Patents
    11
About

BERL ERNST has a total of 11 patent applications. Its first patent ever was published in 1913. It filed its patents most often in Canada, United States and Spain. Its main competitors in its focus markets macromolecular chemistry and polymers and textiles and paper are RHODIA ACETOW, FRIEDRICH PHILIPP and AFAG FINANZIERUNGS A G.

Patent filings in countries

World map showing BERL ERNSTs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 2
#3 Spain 1
#4 United Kingdom 1

Patent filings per year

Chart showing BERL ERNSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Berl Ernst 10
#2 Isler Max 1

Latest patents

Publication Filing date Title
US1188718A Process for spinning solutions of nitrocellulose.
US1082490A Process for preparing solutions of cellulose and for the production of cellulose products from such solutions.
GB191304966A Improved Process for Preparing Solutions of Cellulose with Sulphuric Acid and for the Production of Cellulose Products from such Solutions.
CA345899A Electrochemical electrode
CA338262A Acetic anhydride separation
CA397030A Olefine oxidation process
CA344804A Highly acetylated cellulose acetate
CA295437A Production of acetic anhydride from acetic acid
CA353405A Cellulose acetate production
CA349503A Acetylated cellulose acetate