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CLOSURE SERVICE COMPANY

Overview
  • Total Patents
    49
About

CLOSURE SERVICE COMPANY has a total of 49 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, machine tools and machines are EMPIRE METAL CAP CO INC, BOXAL BEAUREPAIRE S A and HUGH WAGSTAFF.

Patent filings in countries

World map showing CLOSURE SERVICE COMPANYs patent filings in countries
# Country Total Patents
#1 United States 40
#2 Canada 4
#3 United Kingdom 3
#4 Germany 1
#5 France 1

Patent filings per year

Chart showing CLOSURE SERVICE COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Carvalho Leslie R N 37
#2 Skutch William G 1
#3 Johnson Edward H 1
#4 Kohrer Alfred 1
#5 Alfred Kohrer 1
#6 Merriman Ralph S 1
#7 Barnby Herbert A 1
#8 Dalrymple Frank M 1

Latest patents

Publication Filing date Title
US2018006A Metal closure
US2038524A Method of forming and applying screw caps to containers
US2042028A Double shell cap for containers
US2021834A Bottle closure
US1977962A Tamperproof seal for bottles
US2045121A Apparatus for the manufacture of metal closures
US1967349A Jar closure
US1981627A Coaster
US2018022A Method of making sheet metal caps
US1974981A Method of making caps for jars or other containers
US1912969A Cap for jars
US1950295A Metal closure
US1950294A Metal closure
GB379972A Improvements in or relating to closures for bottles, jars and other vessels
US2041768A Closure for bottles and jars
US1971307A Closure
US1950293A Bottle and jar closure
US1879082A Closure
US1863896A Jar closure
GB331964A Improvements in closures for jars, bottles and like containers