Fountainhead Technologies, Inc.
22Patents
0Active
22Granted
30Portfolio score
Filing activity: Apr 1, 1993 → Jun 30, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5858246A | Method of water purification with oxides of chlorine | Chemistry; Metallurgy | 67 | Expired |
| US5660802A | Water purifier | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5352369A | Method of treating water | Chemistry; Metallurgy | 54 | Expired |
| US5772896A | Self-regulating water purification composition | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5810999A | Water strainer/purifier and method of using same | Chemistry; Metallurgy | 46 | Expired |
| USD385946S | Water purifier | General | 28 | Expired |
| US5779913A | Water purifier for a spa | Chemistry; Metallurgy | 24 | Expired |
| USD405867S | Water purifier | General | 24 | Expired |
| USD372760S | Water purifier | General | 23 | Expired |
| USD372069S | Cartridge for water purifier | General | 23 | Expired |
| US5855777A | Multi-chamber water purification device and method of using the same | Chemistry; Metallurgy | 22 | Expired |
| USD406314S | Water purifier | General | 19 | Expired |
| US5935609A | Self-regulating water purification composition | Emerging Cross-Sectional Technologies | 18 | Expired |
| USD412963S | Water purifier | General | 18 | Expired |
| US6019893A | Water purifier for a spa | Chemistry; Metallurgy | 17 | Expired |
| USD404113S | Element of a water purifier | General | 16 | Expired |
| USD405868S | Water purifier | General | 13 | Expired |
| USD404114S | Element of a water purifier | General | 13 | Expired |
| USD370521S | Water purifier | General | 12 | Expired |
| USD374064S | Water purifier | General | 11 | Expired |
| US5766456A | Water purifer for a pool | Fixed Constructions | 4 | Expired |
| USD374063S | Platform for water purifier | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.