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NAAMLOOZE VENNOOTSCHAP IJZERHA

Overview
  • Total Patents
    17
About

NAAMLOOZE VENNOOTSCHAP IJZERHA has a total of 17 patent applications. Its first patent ever was published in 1935. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets civil engineering, machines and mechanical elements are MICRO AND PREC MOULDINGS CHELT, DANIELS RON R and LAWRENCE BARRY G.

Patent filings in countries

World map showing NAAMLOOZE VENNOOTSCHAP IJZERHAs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 United States 3
#3 Canada 2
#4 Switzerland 1
#5 Germany 1

Patent filings per year

Chart showing NAAMLOOZE VENNOOTSCHAP IJZERHAs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 De Vries Abraham 3
#2 Vries Abraham De 2
#3 Vries Naamlooze Vennootschap I 1

Latest patents

Publication Filing date Title
GB475339A Improvements in or relating to stays for windows and the like
GB451555A Improvements in the attachment of knobs, handles or other furniture to walls, doors or the like
GB456083A Improvements in devices for fastening articles to walls, doors or the like
GB464402A Improvements in window-stays and the like
GB463563A Improvements in or relating to window stays
US2102999A Fastener
GB449048A Improvements in and relating to window stays
GB441179A Improvements in or relating to means for securing mountings or the like
GB434702A Fastening for double doors
DE636861C Window positioning device
GB432260A Improvements in and relating to door handles
US2059319A Adjustable door handle coupling
US2068737A Locking device for two relatively disconnectable parts
GB433513A Improvements in and relating to metal fittings
CA354293A Fastener
CA359449A Door handle coupling