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LEWYT CORP

Overview
  • Total Patents
    77
About

LEWYT CORP has a total of 77 patent applications. Its first patent ever was published in 1944. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets furniture and games, machines and packaging and shipping are ELECTRIC VACUUM CLEANER CO, CITIZENS TRUST COMPANY and ELECTROLUX CORP.

Patent filings in countries

World map showing LEWYT CORPs patent filings in countries
# Country Total Patents
#1 United States 33
#2 Canada 18
#3 United Kingdom 15
#4 France 10
#5 Switzerland 1

Patent filings per year

Chart showing LEWYT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meyerhoefer Carl E 49
#2 Meyerhoefer Carl Eckhardt 6
#3 Lewyt Alex M 5
#4 Grill George M 1
#5 Carl Eckhardt Meyerhoefer 1
#6 Lewyt Alex Milton 1
#7 Meyerhoefer Carl S 1

Latest patents

Publication Filing date Title
FR1312235A Vacuum
US3085279A Vacuum cleaner assembly
FR1268970A Advanced vacuum cleaner filter and dust container
FR1224099A Vacuum cleaner connection
US2987751A Vacuum cleaner assembly
US2961689A Vacuum cleaner nozzle
FR1165585A Mobile vacuum cleaning device
FR1167874A Filter bag for vacuum cleaner
FR1166490A Pipe couplings, in particular for vacuum cleaners
FR1160531A Nozzle for vacuum cleaner
FR1160233A Vacuum cleaner coupling
FR1163153A Household vacuum cleaner
US2912261A Lugged-pipe type coupling with external sealing means
US2808898A Filter bag structure for vacuum cleaners
GB771410A Improvements in or relating to vacuum cleaners
US2857613A Vacuum cleaner and attachment therefor
GB766086A Improvements in or relating to vacuum cleaners
GB765193A Improvements in or relating to vacuum cleaners
US2937395A Vacuum cleaner assembly
US2810925A Caster