Luchtenberg, Helmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Luchtenberg, Helmut.The latest application filed is for "pharmaceutical formulations of ciprofloxacin".
- Luchtenberg, Helmut - Niederkessel DE
- Luchtenberg; Helmut - Niederkassel DE
| Patent | Date |
|---|---|
| Pharmaceutical formulations of ciprofloxacin App 20020025964 - Streuff, Bernd ; et al. | 2002-02-28 |
| Long-lasting release nifedipine preparation Grant 5,861,173 - Nishioka , et al. January 19, 1 | 1999-01-19 |
| Pharmaceutical formulations of ciprofloxacin Grant 5,286,754 - Streuff , et al. February 15, 1 | 1994-02-15 |
| Solid composition containing dihydropyridine, PVP and PVPP Grant 5,266,581 - Schmidt , et al. November 30, 1 | 1993-11-30 |
| DHP delayed release preparation Grant 4,966,772 - Ohm , et al. October 30, 1 | 1990-10-30 |
| Dihydropyridine depot formulation Grant 4,933,186 - Ohm , et al. June 12, 1 | 1990-06-12 |
| Press coated DHP tablets Grant 4,892,741 - Ohm , et al. January 9, 1 | 1990-01-09 |
| Two-phase formulation Grant 4,562,069 - Hegasy , et al. December 31, 1 | 1985-12-31 |
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