Learn more

DEPREZ MARCEL

Overview
  • Total Patents
    13
About

DEPREZ MARCEL has a total of 13 patent applications. Its first patent ever was published in 1881. It filed its patents most often in United Kingdom, Spain and France. Its main competitors in its focus markets thermal processes are FRANZ MARCOTTY, LOCOMOTIVE STOKER CO and MAURICE RATEL.

Patent filings in countries

World map showing DEPREZ MARCELs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 Spain 5
#3 France 1
#4 United States 1

Patent filings per year

Chart showing DEPREZ MARCELs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Thermal processes

Top inventors

# Name Total Patents
#1 Deprez Marcel 7
#2 Verney Joseph 7
#3 Joseph Verney 1
#4 Marcel Deprez 1

Latest patents

Publication Filing date Title
GB190414832A Apparatus for Maintaining a Constant Water Level in Boilers.
GB190414831A Improvements in or relating to Regulating Apparatus for Maintaining Constant Pressure and Water Level in Steam Generators.
GB190414833A Improvements in Steam Boilers.
GB190414835A Improvements in Surface Condensers.
GB190414834A Improvements in Water Circulation Apparatus for Steam-boilers.
GB190226700A Improvements in Furnaces for Steam Generators
US725228A Furnace for steam-generators.