Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806548 | Anti-ulcer composition | Tshavdar B. Ivanov, Margarita D. Dryanska, Orhideya B. Zabunova, Lilyana D. Dalleva, Milka P. Nikolova +10 more | 1989-02-21 |
| 4704468 | Esters of O(2,6-dichlorophenylamino) phenylacetic acid | Orhideya B. Zabunova, Hristo B. Zvetanov, Lyudmila V. Petrova, Vaska A. Ognyanova, Milka P. Nikolova +1 more | 1987-11-03 |
| 4666918 | Tetrahydroisoquinoline derivatives and method | Milka P. Nikolova, Chavdar B. Ivanov, Margarita D. Dryanska, Orhideya B. Zabunova | 1987-05-19 |