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INTERLOCK STRUCTURES INT

Overview
  • Total Patents
    25
About

INTERLOCK STRUCTURES INT has a total of 25 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, mechanical elements and machines are UNITED STEEL PRODUCTS COMPANY, GASSLER KURT and ANDRIKOPOULOS THEMISTOKLIS.

Patent filings in countries

World map showing INTERLOCK STRUCTURES INTs patent filings in countries
# Country Total Patents
#1 United States 12
#2 Canada 5
#3 EPO (European Patent Office) 4
#4 WIPO (World Intellectual Property Organization) 4

Patent filings per year

Chart showing INTERLOCK STRUCTURES INTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lange Fredric A 15
#2 Schipani Ralph L 7
#3 Strayer Richard K 7
#4 Brauer Mark 6
#5 Miklautsch Paul 5
#6 Qiu Shaohui 5
#7 Hamilton Patrick M 5
#8 Lange Frederic A 3
#9 Gudmunson Kyle 3
#10 Johnson Brett R 3

Latest patents

Publication Filing date Title
US2005055947A1 Support structure with foldable end cap having pivoting mechanism
US2005055946A1 Foldable support structure having inner and outer hinges
US2005044810A1 Support structure with foldable end cap
EP1375772A1 Foldable support structure with hinged sawtooth wall members
US2004000117A1 Foldable support structure with hinged sawtooth wall members and rigid end cap
US2004001738A1 Tube fastener apparatus
US4978244A Fastener apparatus
EP0402388A1 Fastener apparatus
US4982546A Space frame node
US4787768A Fastener apparatus
US4775258A Connecting apparatus
US4776721A Connecting apparatus
CA1276772C Connecting apparatus
CA1285740C Connecting apparatus
US4637193A Connecting apparatus
EP0179090A1 Connecting apparatus
US4512117A Modular proscenium theatre