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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C07C 313/00 |
| (11) | Number of the document | 3674 |
| (13) | Kind of document | B |
| (21) | Application number | IP963 |
| (22) | Date of filing the application | 1993-09-10 |
| (41) | Date of publication of the application | 1995-03-27 |
| (45) | Date of publication of patent | 1996-01-25 |
| (30) | Number | Date | Country code |
| 405739 | 1989-09-11 | US | |
| 4831093 | 1990-09-10 | SU |
| (71) |
AMERICAN CYANAMID COMPANY,
One Cyanamid Plaza, Wayne, New Jersey 07470,
US
|
| (72) |
Donald Roy MAULDING, US
Anil KUMAR, US |
| (73) |
WYETH HOLDINGS CORPORATION,
, Madison, New Jersey 07940-0874,
US
|
| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
|
| (54) | PROCESS FOR THE PREPARATION OF 23-(C1-C6 ALKYLOKSIME)-LLF28249 COMPOUNDS |
| Payment date | Validity (years) | Amount | |
| 2010-11-22 | 18 | 1800.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2011-09-10 |