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TRAVERS LEWIS PROCESS CORP

Overview
  • Total Patents
    20
About

TRAVERS LEWIS PROCESS CORP has a total of 20 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States, Canada and Austria. Its main competitors in its focus markets environmental technology, chemical engineering and basic materials chemistry are BIONEST TECH INC, JIANGSU XINQI ENV PROT CO LTD and OUJI SHANGHAI ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings in countries

World map showing TRAVERS LEWIS PROCESS CORPs patent filings in countries
# Country Total Patents
#1 United States 12
#2 Canada 5
#3 Austria 1
#4 France 1
#5 United Kingdom 1

Patent filings per year

Chart showing TRAVERS LEWIS PROCESS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Travers John T 16
#2 Urbain Oliver M 1

Latest patents

Publication Filing date Title
US1685301A Treatment of polluted wastes
US1714828A Process and apparatus for treating acidified mine water
US1738543A Process for removing odors from gases and air
GB312754A Improvements in the purification of polluted liquids
US1672587A Method for purifying sewage and industrial waste
US1699258A Process for treating sulphite pulp waste
US1685300A Process and apparatus for treating polluted acid wastes
US1699257A Process of and material for treating sewage and industrial waste
US1672585A Process of and material for treating sewage and industrial waste
US1672584A Process of and material for treating sewage and industrial waste
US1703373A Method of treating polluted waste water
US1715438A Sewage-treatment plant
US1672583A Separation vat
CA284090A Sewage processing
CA287388A Liquid dialyzing process
CA287238A Tannery waste utilization
CA284092A Sewage processing
CA284091A Sewage processing