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DRYVENT LTD

Overview
  • Total Patents
    11
About

DRYVENT LTD has a total of 11 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets chemical engineering, engines, pumps and turbines and machines are BAXTER LARRY, UNION ENG AS and DALIAN EUROFILM IND LTD.

Patent filings in countries

World map showing DRYVENT LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 5
#2 United States 2
#3 Canada 1
#4 Germany 1
#5 Netherlands 1
#6 Sweden 1

Patent filings per year

Chart showing DRYVENT LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Potts Charles Henry 3
#2 Henry Potts Charles 3
#3 Potts C 1
#4 Potts Charles H 1

Latest patents

Publication Filing date Title
GB2082082A Apparatus for purifying a gas
GB1327582A Apparatus for and a method of cooling a gas
GB1072528A Improvements in or relating to air drying apparatus
US3313092A Apparatus for fractionating gaseous mixtures
GB1088831A Improvements in and relating to methods of and apparatus for fractionating gaseous mixtures during multi-stage compression
GB1068830A Improvements in methods of and apparatus for fractionating gaseous mixtures
CA775968A Methods of and apparatus for fractionating gaseous mixtures