| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 73 | |
| #2 | Canada | 8 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Chemical engineering | |
| #5 | Basic materials chemistry | |
| #6 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Sewers | |
| #2 | Unspecified technologies | |
| #3 | Domestic plumbing installations | |
| #4 | Pipes | |
| #5 | Roof coverings | |
| #6 | Water-closets with flushing devices | |
| #7 | Separation | |
| #8 | Venting or aerating devices | |
| #9 | Refining | |
| #10 | Climate change mitigation in wastewater treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boosey Edward W N | 81 |
| Publication | Filing date | Title |
|---|---|---|
| US2575905A | Waste flow control | |
| US2550401A | Floor drain | |
| US2550400A | Floor drain | |
| US2440793A | Grease interceptor | |
| US2471301A | Caulking plug | |
| US2405639A | Vacuum breaker | |
| US2433087A | Oil and grease interceptor | |
| US2362447A | Grease interceptor | |
| US2315184A | Means for and method of maintaining the water of swimming pools at substantially unifrm temperature | |
| US2330947A | Vacuum breaking faucet | |
| US2348723A | Oil interceptor | |
| US2285893A | Intake manifold for oil interceptors | |
| US2318049A | Pipe coupling | |
| US2263259A | Self-cleaning drain head | |
| US2288989A | Oil interceptor | |
| US2283160A | Roof drain | |
| US2268854A | Grease trap | |
| US2324190A | Grease interceptor | |
| US2295986A | Vacuum breaker for water systems | |
| US2303109A | Grease and oil interceptor |