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|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C01B 33/00 |
| (11) | Number of the document | 3039 |
| (13) | Kind of document | B |
| (21) | Application number | IP167 |
| (22) | Date of filing the application | 1992-11-09 |
| (41) | Date of publication of the application | 1994-05-15 |
| (45) | Date of publication of patent | 1994-09-25 |
| (71) |
Uždaroji akcinė bendrovė "Šiluma",
Prancūzų g. 45-5, 3000 Kaunas,
LT
|
| (72) |
Kęstutis SASNAUSKAS, LT
Vytautas SASNAUSKAS, LT Kęstutis ŠENIAUSKAS, LT |
| (73) |
Uždaroji akcinė bendrovė "Šiluma",
Prancūzų g. 45-5, 3000 Kaunas,
LT
|
| (74) |
| (54) | PROCESS FOR PREPARING CALCIUM HYDROSILICATES AND ARTICLES OF THEM |
| Payment date | Validity (years) | Amount | |
| 1998-10-15 | 7 | 140.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1999-11-09 |