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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
B01J 31/04 C07C 51/41 C07C 53/00 C08F 4/00 |
| (11) | Number of the document | 4529 |
| (13) | Kind of document | B |
| (21) | Application number | 98-134 |
| (22) | Date of filing the application | 1998-09-25 |
| (41) | Date of publication of the application | 1999-03-25 |
| (45) | Date of publication of patent | 1999-07-26 |
| (86) | Number | PCT/IB97/00289 |
| Date | 1997-03-24 |
| (87) | Number | WO 97/36850 |
| Date | 1997-10-09 |
| (30) | Number | Date | Country code |
| 623722 | 1996-03-29 | US |
| (71) |
Rhodia INC,
259 Prospect Plains Road, Cranbury, NJ 08512,
US
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| (72) |
Kenan YUNLU, US
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| (73) |
Rhodia INC,
259 Prospect Plains Road, Cranbury, NJ 08512,
US
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| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) | SYNTHESIS OF SOLID POWDERY RARE EARTH CARBOXYLATES BY A PRECIPITATION METHOD |
| Payment date | Validity (years) | Amount | |
| 1999-03-19 | 3 | 280.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2000-03-24 |