Learn more

LUDWIG GRUBER

Overview
  • Total Patents
    11
About

LUDWIG GRUBER has a total of 11 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United Kingdom, Germany and United States. Its main competitors in its focus markets packaging and shipping, thermal processes and furniture and games are BAROI STEFAN, SUSSEX IM INC and RIGO FERDINAND.

Patent filings in countries

World map showing LUDWIG GRUBERs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 Germany 2
#3 United States 2
#4 Ireland 1

Patent filings per year

Chart showing LUDWIG GRUBERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gruber Ludwig 2
#2 Ludwig Gruber 2

Latest patents

Publication Filing date Title
GB780693A Improvements in or relating to closures for containers
IE21202L Screw cap for bottles etc.,
US2808169A Closure for containers
GB746962A Screw threaded closure
GB697717A Improvements relating to chimney tops
GB670052A Screw closure caps for tubes, bottles and the like
GB425943A Improvements in automatic closure devices for collapsible tubes
US2016037A Automatic closure for collapsible tubes
GB377138A Improvements in and relating to closures for collapsible tubes