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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
B01D 15/08 C08F 216/00 |
| (11) | Number of the document | 3061 |
| (13) | Kind of document | B |
| (21) | Application number | IP101 |
| (22) | Date of filing the application | 1992-07-16 |
| (41) | Date of publication of the application | 1994-03-25 |
| (45) | Date of publication of patent | 1994-10-25 |
| (71) |
Biotechnologijos institutas "FERMENTAS",
V. Graičiūno g. 8, 2028 Vilnius,
LT
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| (72) |
Jonas Henrikas PESLIAKAS, LT
Linas STEPŠYS, LT Vilius ŽUTAUTAS, LT Vida TIMINSKIENĖ, LT Vilma ROŽĖNAITĖ, LT |
| (73) |
Biotechnologijos institutas "FERMENTAS",
V. Graičiūno g. 8, 2028 Vilnius,
LT
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| (74) |
| (54) | PROCESS FOR THE PREPARATION OF POLYMERIC GELS FOR SORBENTS MANUFACTURING |
| Payment date | Validity (years) | Amount | |
| 1997-07-15 | 6 | 2.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1998-07-16 |