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STADLER DAVID M

Overview
  • Total Patents
    25
About

STADLER DAVID M has a total of 25 patent applications. Its first patent ever was published in 1991. It filed its patents most often in WIPO (World Intellectual Property Organization), Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, machines and transport are CHONGQING MUNICIPAL DRAINAGE CO LTD, ARNTYR OSCAR SVEN and SAVAGE PETER LTD.

Patent filings per year

Chart showing STADLER DAVID Ms patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Stadler David M 25

Latest patents

Publication Filing date Title
AU2013203172A1 Manhole cover security lock with controlled pressure release
WO2013032996A1 Latch mechanism for manhole cover with captured operator
CA2727604A1 Manhole cover stop mechanism
US2008038057A1 Bollard assembly
WO2007146256A2 Manhole cover security lock with controlled pressure release
WO2007018531A1 Telescoping bollard with screw drive
US2007031189A1 Telescoping bollard with screw drive
AP200503254A0 Locking device and method for catch basin and manhole covers and the like
US5172094A Automatically armed vehicle anti-theft system