Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5475000 | 3-(substituted tetrazolyl)-4-oxo-4H-pyrido-[1,2-a]pyrimidines, salts thereof, pharmaceutical compositions containing them and process for preparing same | Istvan Hermecz, Jozsef Knoll, Judit Sipos, Klara Gyires, Agnes Horvath +4 more | 1995-12-12 |
| 5380845 | Process for the preparation of quinoline carboxylic acid derivatives | Istvan Hermecz, Geza Kereszturi, Agnes Horvath, Maria Balogh, Peter Ritli +2 more | 1995-01-10 |
| 5300644 | Process for the preparation of quinoline carboxylic acids | Istvan Hermecz, Geza Kereszturi, Agnes Horvath, Maria Balogh, Peter Ritli +3 more | 1994-04-05 |
| 5091530 | Baron chelates of quinoline carboxylic acids | Istvan Hermecz, Geza Kereszturi, Agnes Horvath, Marie Balogh, Peter Ritli +3 more | 1992-02-25 |
| 4940794 | Quinoline carboxylic acid boric acid anhydrides | Istvan Hermecz, Geza Kereszturi, Agnes Horvath, Maria Halogh, Peter Ritli +3 more | 1990-07-10 |
| 4806645 | Boric anhydrides of 6-fluoro-7-chloro-1-methylamino-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid | Istvan Hermecz, Geza Kereszturi, Agnes Horvath, Maria Balogh, Gabor Kovacs +4 more | 1989-02-21 |
| 4803274 | Norfloxacin intermediate | Istvan Hermecz, Geza Kereszturi, Agnes Horvath, Maria Balogh, Gabor Kovacs +4 more | 1989-02-07 |
| 4495189 | Condensed pyrimidines | Zoltan Meszaros, Jozsef Knoll, Peter Szentmiklosi, Istvan Hermecz, Agnes Horvath +2 more | 1985-01-22 |
| 4472398 | Condensed pyrimidines | Zoltan Meszaros, Jozsef Knoll, Istvan Hermecz, Agnes Horvath, Sandor Virag +1 more | 1984-09-18 |
| 4472399 | Indolo[2',3';3,4]pyrido[2,1-b]quinazoline-5-ones, a process for the preparation thereof, and diuretic compositions and methods using them | Jozsef Kokosi, Istvan Hermecz, Zoltan Meszaros, Sandor Virag, Gyorgy Szasz +4 more | 1984-09-18 |
| 4252807 | Fused pyrimidine derivatives and antiatherosclerotic methods of treatment with them | Istvan Hermecz, Zoltan Meszaros, Sandor Virag, Agnes Horvath, Jozsef Knoll +2 more | 1981-02-24 |
| 4209622 | 3-(Ethoxycarbonyl-methyl)-6-methyl-4-oxo-6,7,8,9-tet rahydro-4H-pyrido[1,2-a]pyrimidine | Zoltan Meszaros, Jozsef Knoll, Istvan Hermecz, Agnes Horvath | 1980-06-24 |