| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 1 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | Egypt | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Israel | 1 | |
| #8 | Republic of Korea | 1 | |
| #9 | Mexico | 1 | |
| #10 | New Zealand | 1 | |
| #11 | United States | 1 | |
| #12 | WIPO (World Intellectual Property Organization) | 1 | |
| #13 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Preparing clay | |
| #2 | Cleaning | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boos Frederick A | 12 |
| #2 | Boos Scott F | 11 |
| #3 | Charo Michael W | 3 |
| #4 | Boss Scott F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP2109509A1 | Removal of residual concrete from ready mixed concrete drums | |
| CA2567719A1 | Removal of residual concrete from ready mixed concrete drums | |
| US2007079852A1 | Removal of hardened concrete from ready mixed drum interiors using upwardly directed high pressure water |