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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C07D 487/00 |
| (11) | Number of the document | 3337 |
| (13) | Kind of document | B |
| (21) | Application number | IP1982 |
| (22) | Date of filing the application | 1994-06-29 |
| (41) | Date of publication of the application | 1995-01-31 |
| (45) | Date of publication of patent | 1995-07-25 |
| (30) | Number | Date | Country code |
| 084631 | 1993-06-30 | US |
| (71) |
BioCryst Pharmaceuticals, Inc.,
2190 Parkway Lake Drive, Suite B, Birmingham, Alabama 35244,
US
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| (72) |
John A. MONTGOMERY, US
Shri NIWAS, US |
| (73) |
BioCryst Pharmaceuticals, Inc.,
2190 Parkway Lake Drive, Suite B, Birmingham, Alabama 35244,
US
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| (74) |
Liudmila GERASIMOVIČ,
IĮ "Liudmila Gerasimovič, Patentinis patikėtinis", Vingrių g. 13-42, LT-01141 Vilnius,
LT
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| (54) | 9-DEAZAHYPOXANTINES, USEFUL AS PURINE NUCLEOSIDE PHOSPHORYLASE INHIBITORS |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1996-06-29 |