Spooner Est
7Patents
0Active
7Granted
28Portfolio score
Filing activity: Nov 7, 1986 → Nov 7, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4839063A | Cleaning of a body of liquid | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4778599A | Cleaning of a body of liquid by surface agitation | Fixed Constructions | 51 | Expired |
| US4776954A | Apparatus for cleaning a body of liquid | Fixed Constructions | 42 | Expired |
| US4749478A | Cleaning unit for collecting debris in a swimming pool | Fixed Constructions | 30 | Expired |
| USD302058S | Bag for a swimming pool cleaning apparatus | General | 28 | Expired |
| USD305815S | Surface unit for a swimming pool cleaning apparatus | General | 7 | Expired |
| USD309965S | Cleaning unit for collecting debris in a swimming pool | General | 6 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.