Janos Szvoboda

Follow

Person

Budapest, HU

People

Patents Grantslast 30 patents

Information Patent Grant
Diaclyl-substituted methylene-2,2,4-trimethyl-1,2-dihydroquinolines...
- Patent number 4,994,469
- Issue date Feb 19, 1991
- Material Vegyipari Kisszovetkezet
- Janos Szvoboda
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dihydroquinoline derivatives of antioxidant activity and a process...
- Patent number 4,046,765
- Issue date Sep 6, 1977
- Material Ksz.
- Vilmos Bar
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Dihydroquinoline derivatives of antioxidant activity
- Patent number 4,025,631
- Issue date May 24, 1977
- Material Ksz.
- Vilmos Bar
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES