Phytotech Limited
11Patents
0Active
11Granted
32Portfolio score
Filing activity: Jun 4, 1993 → Nov 20, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5876484A | Method for removing soluble metals from an aqueous phase | Emerging Cross-Sectional Technologies | 194 | Expired |
| US5364451A | Phytoremediation of metals | Performing Operations; Transporting | 40 | Expired |
| US5393426A | Method for removing soluble metals from an aqueous phase | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5917117A | Inducing hyperaccumulation of metals in plant shoots | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5853576A | Phytorecovery of metals using seedlings | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5728300A | Phytorecovery of metals using seedlings | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6399112B1 | Chinese herbs extract | Human Necessities | 4 | Expired |
| US6270809A | Nutritional supplements | Human Necessities | 3 | Expired |
| US6676975B2 | Chinese herbal composition for treating eczema and psoriasis | Human Necessities | 2 | Expired |
| US6350478B1 | Artemisia judaica fractionation method | Human Necessities | 0 | Expired |
| US7341746B2 | Chinese herbs extract | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.