Frederick J. Ehrgott
15Patents
5h-index
23Co-inventors
66Inventor score
Filing activity: Feb 23, 1979 → Nov 2, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4751223A | Antiinflammatory and analgesic aminoalkyl tetracyclic benzodiazepines | Chemistry; Metallurgy | 34 | Expired |
| US5047554A | 3-substituted-2-oxindole derivatives | Chemistry; Metallurgy | 19 | Expired |
| US4216218A | Antidepressant and analgesic 4-aryloxy- and 4-arylthio-3-phenylpiperidines | Chemistry; Metallurgy | 13 | Expired |
| US4840947A | Antiinflammatory and analgesic piperidin-4-yl-tetracyclic benzodiazepines and use thereas | Chemistry; Metallurgy | 10 | Expired |
| US5300655A | 2-carboxy-thiophene derivatives | Chemistry; Metallurgy | 7 | Expired |
| US4312876A | Antidepressive and analgesic 4-aryloxy- and 4-arylthio-3-phenylpiperidines | Chemistry; Metallurgy | 5 | Expired |
| US5290802A | 3-substituted-2-oxindole derivatives | Chemistry; Metallurgy | 4 | Expired |
| US8431695B2 | Pyrrolo[2,1-f][1,2,4]triazin-4-ylamines IGF-1R kinase inhibitors for the treatment of cancer and other hyperproliferative diseases | Human Necessities | 4 | Active |
| US5919809A | 3-substituted-2-oxindole derivatives | Chemistry; Metallurgy | 1 | Expired |
| US4424357A | Process for preparing 4-aryloxy-3-phenylpiperidines | Chemistry; Metallurgy | 1 | Expired |
| US6174883A | 3-substituted-2-oxindoles derivatives | Chemistry; Metallurgy | 1 | Expired |
| US4302590A | Intermediates for the preparation of 4-aryloxy-3-phenylpiperidines | Chemistry; Metallurgy | 1 | Expired |
| US4623657A | Spiro [benzofuran-2(3H),1'-cycloheptane]s and their therapeutic use | Chemistry; Metallurgy | 1 | Expired |
| US5059693A | Process for making 3-aroyl-2-oxindole-1-carboxamides | Chemistry; Metallurgy | 0 | Expired |
| US4382141A | Cis- and trans-4-(4-bromophenoxy)-1-[6-fluoro-1,2-benzisoxazole-3-yl)propyl]-3-ph enylpiperidines | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.