|
|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C01F 11/00 |
| (11) | Number of the document | 4440 |
| (13) | Kind of document | B |
| (21) | Application number | 98-039 |
| (22) | Date of filing the application | 1998-03-30 |
| (41) | Date of publication of the application | 1998-10-26 |
| (45) | Date of publication of patent | 1998-12-28 |
| (71) |
Jonas Algimantas JURGAUSKAS,
A. Kavoliuko g. 3-56, 2050 Vilnius,
LT
|
| (72) |
Jonas Algimantas JURGAUSKAS, LT
Virgilijus JURGAUSKAS, LT Laimonas JURGAUSKAS, LT |
| (73) |
Jonas Algimantas JURGAUSKAS,
A. Kavoliuko g.3-56, 2050 Vilnius,
LT
|
| (74) |
| (54) | METHOD FOR PROCESSING OF PHOSPHOGYPSUM INTO MINERAL FILLER |
| Payment date | Validity (years) | Amount | |
| 2000-03-29 | 3 | 210.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2001-03-30 |