Alfred Elisabeth Stappers
9Patents
3h-index
14Co-inventors
50Inventor score
Filing activity: Sep 2, 2005 → Sep 14, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7638522B2 | Salt of 4-[[4-[[4-(2-cyanoethenyl)-2,6-dimethylphenyl]amino]-2-pyrimidinyl]amino] benzonitrile | Chemistry; Metallurgy | 9 | Expired |
| US8101629B2 | Salt of 4-[[4-[[4-(2-cyanoethenyl)-2,6-dimethylphenyl]amino]-2-pyrimidinyl]amino]benzonitrile | Human Necessities | 8 | Active |
| US7956063B2 | Salt of 4-[[4-[[4-(2-cyanoethenyl)-2,6-dimethylphenyl]amino]-2-pyrimidinyl]amino]benzonitrile | Chemistry; Metallurgy | 6 | Active |
| US8101752B2 | Process for preparing 4-[(1,6-dihydro-6-oxo-2-pyrimidinyl)amino]benzonitrile | Chemistry; Metallurgy | 1 | Active |
| US10774088B2 | Simplified procedure for the preparation of darunavir | Chemistry; Metallurgy | 1 | Active |
| US11427599B2 | Simplified procedure for the preparation of darunavir | Chemistry; Metallurgy | 0 | Active |
| US9303046B2 | Process for the preparation of heterocyclic ester derivatives | Chemistry; Metallurgy | 0 | Active |
| US8618291B2 | Process for preparing 4-[(1,6-dihydro-6-OXO-2-pyrimidinyl)amino]benzonitrile | Chemistry; Metallurgy | 0 | Active |
| US9029352B2 | Process for the preparation of C-FMS kinase inhibitors | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.