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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C25D 3/02 |
| (11) | Number of the document | 4110 |
| (13) | Kind of document | B |
| (21) | Application number | 95-043 |
| (22) | Date of filing the application | 1995-04-24 |
| (41) | Date of publication of the application | 1996-11-25 |
| (45) | Date of publication of patent | 1997-02-25 |
| (71) |
Chemijos institutas,
A. Goštauto g. 9, 2600 Vilnius,
LT
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| (72) |
Svetlana SURVILIENĖ, LT
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| (73) |
Chemijos institutas,
A. Goštauto g. 9, 2600 Vilnius,
LT
|
| (74) |
Raimonda Algimanta SKUTELE,
Architektų g. 45-69, LT-04221 Vilnius,
LT
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| (54) | PROCESS FOR PREPARING THE BLACK CHROMIUM DEPOSITIONS |
| Payment date | Validity (years) | Amount | |
| 1998-03-18 | 4 | 48.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1999-04-24 |