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|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
B01F 17/00 B01F 17/22 C07C 273/00 C14C 9/00 C07C 275/00 |
| (11) | Number of the document | 3805 |
| (13) | Kind of document | B |
| (21) | Application number | IP1597 |
| (22) | Date of filing the application | 1993-12-15 |
| (41) | Date of publication of the application | 1995-07-25 |
| (45) | Date of publication of patent | 1996-03-25 |
| (30) | Number | Date | Country code |
| 36 36 497.5 | 1986-10-27 | DE | |
| 37 17 961.6 | 1987-05-27 | DE | |
| 4613176 | 1989-01-04 | SU |
| (71) |
CHEMISCHE FABRIK STOCKHAUSEN GmbH,
Baekerpfad 25, DE-47705 Krefeld,
DE
|
| (72) |
Richard MERTENS, DE
Dolf STOCKHAUSEN, DE Kurt DAHMEN, DE |
| (73) |
CHEMISCHE FABRIK STOCKHAUSEN GmbH,
Baekerpfad 25, DE-47705 Krefeld,
DE
|
| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
|
| (54) | N,N-DISUBSTITUTED BETA-AMINOPROPIONIC ACIDS |
| Payment date | Validity (years) | Amount | |
| 1995-10-24 | 3 | 70.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1996-12-15 |