Learn more

LEEUW PETRUS J L DE

Overview
  • Total Patents
    17
About

LEEUW PETRUS J L DE has a total of 17 patent applications. Its first patent ever was published in 1981. It filed its patents most often in EPO (European Patent Office), Netherlands and United States. Its main competitors in its focus markets civil engineering, machines and mechanical elements are MAIER JOSEF, HICO CORP OF AMERICA and SISTEMAS TECN ENCOFRADOS SA.

Patent filings per year

Chart showing LEEUW PETRUS J L DEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leeuw Petrus J L De 7
#2 Leeuw Petrus Johannes Lambertu 3
#3 De Leeuw Petrus Johannes Lambe 3
#4 De Leeuw Petrus J L 2

Latest patents

Publication Filing date Title
NL1026999C1 Extra locking facility for camping cars and lorries for protection against beak-in
NL1024827A1 Anchor device for safety rail in scaffolding, has toothed turned back ends of clamp arms driven into sides of beam by wedge
NL1005165C1 Table moulding for use in forming edges of concrete floors
EP0457377A1 Steel post shore, or prop, for supporting of formwork in constructing buildings
NL9100139A Support element for application in building constructions.
EP0430351A1 Supporting structure for floorshuttering panels
EP0234657A2 Scaffolding system
EP0227151A2 Decking system
GB2086521A A coupling