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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
F24F 7/06 F24F 7/08 |
| (11) | Number of the document | 4241 |
| (13) | Kind of document | B |
| (21) | Application number | 97-030 |
| (22) | Date of filing the application | 1997-03-03 |
| (41) | Date of publication of the application | 1997-09-25 |
| (45) | Date of publication of patent | 1997-11-25 |
| (71) |
Danielius LAZAUSKAS,
Architektų g. 79-18, 2049 Vilnius,
LT
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| (72) |
Danielius LAZAUSKAS, LT
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| (73) |
Danielius LAZAUSKAS,
Architektų g. 79-18, 2049 Vilnius,
LT
|
| (74) |
| (54) | VENTILATING DEVICE |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1999-03-03 |