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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C04B 16/00 C04B 38/00 C04B 40/00 |
| (11) | Number of the document | 5509 |
| (13) | Kind of document | B |
| (21) | Application number | 2006 076 |
| (22) | Date of filing the application | 2006-09-22 |
| (41) | Date of publication of the application | 2008-04-25 |
| (45) | Date of publication of patent | 2008-07-25 |
| (71) |
VGTU Termoizoliacijos institutas,
Linkmenų g. 28, 08217 Vilnius,
LT
|
| (72) |
Antanas LAUKAITIS, LT
Marijonas SINICA, LT Georgijus SEZEMANAS, LT Stasys ARNAŠIUS, LT |
| (73) |
VGTU Termoizoliacijos institutas,
Linkmenų g. 28, 08217 Vilnius,
LT
|
| (74) |
| (54) | PROCESS FOR PRODUCTION POLYSTYRENE CONCREATE |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2008-09-22 |