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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
F24H 1/00 |
| (11) | Number of the document | 3846 |
| (13) | Kind of document | B |
| (21) | Application number | IP1890 |
| (22) | Date of filing the application | 1994-03-03 |
| (41) | Date of publication of the application | 1995-09-25 |
| (45) | Date of publication of patent | 1996-04-25 |
| (71) |
Vladimir VERNER,
Červeny Kostelec, Sokolska 321,
CZ
|
| (72) |
Vladimir VERNER, CZ
|
| (73) |
Vladimir VERNER,
Červeny Kostelec, Sokolska 321,
CZ
|
| (74) |
Lyra TARNAUSKIENĖ,
Žemalės g. 27-19, LT-48269 Kaunas,
LT
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| (54) | BOILER FOR CENTRAL HEATING AND METHOD FOR USING THE SAME |
| Payment date | Validity (years) | Amount | |
| 1997-02-26 | 4 | 90.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1998-03-03 |