METROPOLITAN PAVING BRICK COMP has a total of 11 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States. Its main competitors in its focus markets environmental technology, machines and civil engineering are ZENITH MASCHF GMBH, HEINRICH NOLZE and SCHNEIDER WOLFGANG.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Machines | |
#3 | Civil engineering | |
#4 | Chemical engineering | |
#5 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Shaping clay | |
#2 | Water treatment | |
#3 | Climate change mitigation in wastewater treatment | |
#4 | Construction of roads | |
#5 | Separation | |
#6 | Pipes | |
#7 | Platform constructions | |
#8 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Barbour James G | 3 |
#2 | Henry Reker Charles | 2 |
#3 | Fry Charles A | 1 |
#4 | Sever Dean R | 1 |
#5 | Kanengeiser Fred R | 1 |
#6 | Schrantz Henry A | 1 |
#7 | Clarence Harsh | 1 |
#8 | Renkert Donald J | 1 |
#9 | Schory Ralph M | 1 |
#10 | Renkert Oliver W | 1 |
Publication | Filing date | Title |
---|---|---|
US2313673A | Vitrified traffic marker | |
US2095012A | Paving brick | |
US1914981A | Method and apparatus for forming lugs on clay columns and the like | |
US1874303A | Pipe structure | |
US1828462A | Ceramic block cutting apparatus and process | |
US1883468A | Trickling filter floor construction | |
US1887195A | Means for surfacing sand and the like | |
US1761631A | Clay texturing and coloring apparatus | |
US1770830A | Trickling-filter floor construction | |
US1775735A | Brick-column-forming process and apparatus | |
US1601465A | Trickling-filter floor construction |