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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
F23L 1/00 F23L 9/00 |
| (11) | Number of the document | 4998 |
| (13) | Kind of document | B |
| (21) | Application number | 2001 044 |
| (22) | Date of filing the application | 2001-04-19 |
| (41) | Date of publication of the application | 2002-11-25 |
| (45) | Date of publication of patent | 2003-02-25 |
| (71) |
Edmundas ŠTRUPAITIS,
Daniliškės, 4002 Vilnius,
LT
|
| (72) |
Edmundas ŠTRUPAITIS, LT
|
| (73) |
Edmundas ŠTRUPAITIS,
Daniliškės, 4002 Vilnius,
LT
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| (74) |
Vaclovas KIŠKIS,
Bebrų g. 20, Adomaičiai, LT-15234 Vilniaus raj.,
LT
|
| (54) | SOLID FUEL BURNING METHOD AND HEATING BOILER |
| Payment date | Validity (years) | Amount | |
| 2017-04-19 | 17 | 347.00 EUR |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2018-04-19 |