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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
F28F 3/00 F28F 21/00 |
| (11) | Number of the document | 5511 |
| (13) | Kind of document | B |
| (21) | Application number | 2007 054 |
| (22) | Date of filing the application | 2007-08-21 |
| (41) | Date of publication of the application | 2008-03-26 |
| (45) | Date of publication of patent | 2008-08-25 |
| (71) |
Edvardas RAČKAUSKAS,
Kunigiškių g. 16-6, Grigiškės, LT-27110 Vilnius,
LT
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| (72) |
Edvardas RAČKAUSKAS, LT
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| (73) |
Edvardas RAČKAUSKAS,
Kunigiškių g. 16-6, Grigiškės, LT-27110 Vilnius,
LT
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| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) | HEAT EXCHANGER |
| Payment date | Validity (years) | Amount | |
| 2009-07-22 | 3 | 280.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2010-08-21 |