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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
E04B 1/76 E04C 1/00 |
| (11) | Number of the document | 4507 |
| (13) | Kind of document | B |
| (21) | Application number | 98-083 |
| (22) | Date of filing the application | 1998-06-02 |
| (41) | Date of publication of the application | 1998-12-28 |
| (45) | Date of publication of patent | 1999-05-25 |
| (71) |
Vilniaus Gedimino technikos universitetas,
Saulėtekio al. 11, 2054 Vilnius,
LT
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| (72) |
Algimantas KAZRAGIS, LT
Ipolitas NICKUS, LT Albinas GAILIUS, LT Halina KULINIČ, LT Violeta MILČIŪNIENĖ, LT |
| (73) |
Vilniaus Gedimino technikos universitetas,
Saulėtekio al. 11, 2054 Vilnius,
LT
|
| (74) |
| (54) | HEAT INSULATING MATERIAL |
| Payment date | Validity (years) | Amount | |
| 2002-06-03 | 5 | 400.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2003-06-02 |