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WALDEMAR FOERSTNER

Overview
  • Total Patents
    11
About

WALDEMAR FOERSTNER has a total of 11 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets civil engineering, machines and chemical engineering are HARRIS GERRY, STEUR MARTIJN and RANSBURG JAPAN LTD.

Patent filings in countries

World map showing WALDEMAR FOERSTNERs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 United States 1

Patent filings per year

Chart showing WALDEMAR FOERSTNERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Johannes Dickmann 1
#2 Gustav-Adolf Euteneuer 1
#3 Scheichl Ludwig 1

Latest patents

Publication Filing date Title
GB828243A Improvements in or relating to nozzles
GB826699A Improvements in or relating to regulators for nozzles
US2844408A Nozzles
GB772319A Improvements in or relating to devices for admixing liquids
GB764114A Improvements in or relating to mixing devices
GB745943A Dry powder for fire extinguishing purposes
GB725037A Improvements in or relating to fire-extinguishing apparatus
GB692070A Improvements in or relating to a regulating arrangement for controlling the delivery of an auxiliary liquid into a main duct through which a main liquid flows under pressure
GB702666A Improvements in or relating to fire-extinguishing apparatus
GB688322A Feeding apparatus for mixing a liquid with another liquid flowing under pressure