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|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C07C 275/00 A01N 47/28 C07C 41/00 C07C 43/00 C07C 67/00 C07C 239/00 C07C 313/00 C07C 319/00 C07C 323/00 |
| (11) | Number of the document | 3919 |
| (13) | Kind of document | B |
| (21) | Application number | IP1846 |
| (22) | Date of filing the application | 1994-01-31 |
| (41) | Date of publication of the application | 1995-08-25 |
| (45) | Date of publication of patent | 1996-04-25 |
| (30) | Number | Date | Country code |
| 4993/84 | 1984-10-18 | CH | |
| 4614150 | 1989-05-26 | SU |
| (71) |
CIBA-GEIGY AG,
Klybeckstrasse 141, 4002 Basle,
CH
|
| (72) |
Josef DRABEK, CH
Manfred BOEGER, DE |
| (73) |
NOVARTIS AG,
Schwarzwaldallee 215, 4058 Basel,
CH
|
| (74) |
Rita LAURINAVIČIŪTĖ,
Gedimino pr. 45-6, LT-01109 Vilnius,
LT
|
| (54) | PROCESS FOR THE PREPARATION OF 2,5-DICHLOROPHENOL DERIVATIVES |
| Payment date | Validity (years) | Amount | |
| 1999-12-09 | 7 | 560.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2001-01-31 |