Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437010 | Device and method for the regeneration of mixed ion exchange resin beds | Carlo Felice Viscardi, Mauro Parenti | 2002-08-20 |
| 6432306 | Device for the deionization of substances that are not stable at acidic pH | Carlo Felice Viscardi, Giuseppe Dionisio | 2002-08-13 |
| 6187826 | Device and method for the regeneration of mixed ion exchange resin beds | Carlo Felice Viscardi, Mauro Parenti | 2001-02-13 |
| 6166201 | Process for the preparation of 1,4,7,10-tetraaza-cyclododecane-1,4,7-triacetic acid and the derivatives thereof | Giorgio Ripa, Alessandro Scala, Marcella Murru, Emanuela Panetta, Carlo Felice Viscardi | 2000-12-26 |
| 6162947 | Process for the preparation of 4-carboxy-5, 8,11-tris (carboxymethyl)-phenyl-2-oxa-5, 8 11-triazatridecan | Carlo Distaso, Giuseppe Gerardo Elia, Alessandro Lesignoli, Rodolfo Piva, Carlo Secchi +1 more | 2000-12-19 |
| 6066259 | Method for the deionization of substances that are not stable at acidic pH | Carlo Felice Viscardi, Giuseppe Dionisio | 2000-05-23 |
| 6054581 | Process for the preparation of 1,4,7,10-tetraaza-cyclododecane-1,4,7-triacetic acid and the derivative thereof | Giorgio Ripa, Alessandro Scala, Marcella Murru, Emanuela Panetta, Carlo Felice Viscardi | 2000-04-25 |
| 6046324 | Process for preparation of macrocyclic chelants and the chelates thereof with paramagnetic metal ions | Giorgio Ripa, Alessandro Scala, Marcella Murru, Carlo Felice Viscardi, Chiara Scotti +1 more | 2000-04-04 |
| 6042810 | Process for the preparation of macrocyclic chelants and the chelates thereof with paramagnetic metal ions | Giorgio Ripa, Alessandro Scala, Marcella Murru, Carlo Felice Viscardi, Chiara Scotti +1 more | 2000-03-28 |
| 5962679 | Process for the preparation of 1,4,7,10-tetraaza-cyclododecane-1,4,7-triacetic acid and the derivatives thereof | Giorgio Ripa, Alessandro Scala, Marcella Murru, Emanuela Panetta, Carlo Felice Viscardi | 1999-10-05 |
| 5925752 | Process for the preparation of macrocyclic chelants and the chelates thereof with paramagnetic metal ions | Giorgio Ripa, Alessandro Scala, Marcella Murru, Carlo Felice Viscardi, Chiara Scotti +1 more | 1999-07-20 |
| 5925753 | Process for the preparation of 5H, 9bH-2a, 4a, 7, 9a-octahydro-tetraazacyclooctacd!pentalene | Carlo Felice Viscardi, Massimo Gagna, Carlo Secchi | 1999-07-20 |