|
|
|
|
|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
E04B 1/99 |
| (11) | Number of the document | 4117 |
| (13) | Kind of document | B |
| (21) | Application number | 95-038 |
| (22) | Date of filing the application | 1995-04-04 |
| (41) | Date of publication of the application | 1996-10-25 |
| (45) | Date of publication of patent | 1997-03-25 |
| (71) |
Vytautas STAUSKIS,
Rinktinės g. 21-26, 2051 Vilnius,
LT
|
| (72) |
Vytautas STAUSKIS, LT
|
| (73) |
Vytautas STAUSKIS,
Rinktinės g. 21-26, 2051 Vilnius,
LT
|
| (74) |
| (54) | REZONANCE SOUND ABSORPTIVITY CONSTRUCTION |
| Payment date | Validity (years) | Amount | |
| 1997-10-06 | 3 | 65.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1998-04-04 |