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KEYSTONE RETAINING WALL SYSTEM

Overview
  • Total Patents
    233
  • GoodIP Patent Rank
    119,115
About

KEYSTONE RETAINING WALL SYSTEM has a total of 233 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets civil engineering, machines and agriculture are MACDONALD ROBERT A, PAVESTONE LLC and PCS SOLUTION.

Patent filings per year

Chart showing KEYSTONE RETAINING WALL SYSTEMs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Macdonald Robert 88
#2 Macdonald Robert A 65
#3 Riccobene Thomas S 28
#4 Dawson William 26
#5 Dawson William B 22
#6 Race Robert 18
#7 Race Robert J 18
#8 Lacroix David 18
#9 Forsberg Paul J 14
#10 Friederichs Joseph 5

Latest patents

Publication Filing date Title
AU2015258226A1 Wall blocks, veneer panels for wall blocks and method of constructing walls
AU2015258166A1 Block splitter assembly and method of producing wall blocks
US2014260059A1 Building unit with mating sides
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US8820022B1 Building unit with cobble top
US2014259902A1 Landscape edging system
US2013036697A1 Irregular tessellated building units
WO2013043697A1 Slant wall block and wall section including same
AU2011223600A1 Retaining wall
CA2790962A1 Retaining wall block system
WO2010141705A1 Floating cut-off bar for a mold box
US2010310695A1 Floating cut-off bar and method of use thereof
WO2009097524A1 Block system with corner block and method of manufacturing a block
US2009151281A1 Method of constructing a wall or fence with panels
CN101848797A Wall block with weight bearing pads and method of producing wall blocks
CA2700908A1 Retaining wall block
CA2686077A1 Veneers for walls, retaining walls, retaining wall blocks, and the like
CA2686076A1 Mold box and method of manufacturing a block