Hoechst Aktiengeschaft
2Patents
0Active
2Granted
25Portfolio score
Filing activity: Aug 24, 1993 → Oct 2, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5663426A | Sulfonated phosphines, processes for their preparation, and use thereof as constituents of catalyst systems | Chemistry; Metallurgy | 11 | Expired |
| US5344710A | Low-denier two-component loop yarns of high strength, production thereof and use thereof as sewing and embroidery yarns | Emerging Cross-Sectional Technologies | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.