|
|
|
|
|
Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
A61K 31/47 C07D 211/00 |
| (11) | Number of the document | 3518 |
| (13) | Kind of document | B |
| (21) | Application number | IP681 |
| (22) | Date of filing the application | 1993-06-23 |
| (41) | Date of publication of the application | 1995-01-31 |
| (45) | Date of publication of patent | 1995-11-27 |
| (30) | Number | Date | Country code |
| 295372 | 1989-01-11 | US | |
| 4742866 | 1990-01-10 | SU |
| (71) |
Stanislaw R. BURZYNSKY,
5 Concord Circle, Houston, Texas,
US
|
| (72) |
Stanislaw R. BURZYNSKY, US
|
| (73) |
Stanislaw R. BURZYNSKY,
5 Concord Circle, Houston, Texas,
US
|
| (74) |
Liudmila GERASIMOVIČ,
IĮ "Liudmila Gerasimovič, Patentinis patikėtinis", Vingrių g. 13-42, LT-01141 Vilnius,
LT
|
| (54) | METHOD FOR PREPARING 3-(N-PHENYL-ACETILAMINO-PIPERIDINE)-2,6-DION |
| Payment date | Validity (years) | Amount | |
| 2008-08-29 | 16 | 1800.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2009-06-23 |