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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C01B 25/00 |
| (11) | Number of the document | 2178 |
| (13) | Kind of document | B |
| (21) | Application number | RP746 |
| (22) | Date of filing the application | 1993-07-01 |
| (41) | Date of publication of the application | |
| (45) | Date of publication of patent | 1993-10-15 |
| (86) | Number | 1482519 |
| Date | 1985-10-02 |
| (30) | Number | Date | Country code |
| 34 36 161.8 | 1984-10-03 | DE |
| (71) |
HOECHST AKTIENGESELLSCHAFT,
D-65926 Frankfurt am Main,
DE
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| (72) |
Horst STAENDEKE, DE
Ursus THUEMMLER, DE |
| (73) |
HOECHST AKTIENGESELLSCHAFT,
D-65926 Frankfurt am Main,
DE
|
| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) |
| Payment date | Validity (years) | Amount | |
| 1997-07-01 | 8 | 250.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1998-07-01 |