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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2017.01) |
F23L 1/00 F24H 1/00 |
| (11) | Number of the document | 6448 |
| (13) | Kind of document | B |
| (21) | Application number | 2016 017 |
| (22) | Date of filing the application | 2016-02-09 |
| (41) | Date of publication of the application | 2017-08-10 |
| (45) | Date of publication of patent | 2017-09-11 |
| (71) |
Vaclovas KIŠKIS,
Bebrų g. 20, LT-15234 Adomaičiai, Vilniaus r.,
LT
|
| (72) |
Vaclovas KIŠKIS, LT
|
| (73) |
Vaclovas KIŠKIS,
Bebrų g. 20, LT-15234 Adomaičiai, Vilniaus r.,
LT
|
| (74) |
| (54) | SOLID FUEL BURNING METHOD AND HEATING BOILER |
| Payment date | Validity (years) | Amount | |
| 2019-02-11 | 4 | 92.00 EUR |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2020-02-09 |