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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C07D 233/00 C07D 473/00 C07H 19/00 |
| (11) | Number of the document | 3183 |
| (13) | Kind of document | B |
| (21) | Application number | IP297 |
| (22) | Date of filing the application | 1993-01-27 |
| (41) | Date of publication of the application | 1994-08-25 |
| (45) | Date of publication of patent | 1995-03-27 |
| (30) | Number | Date | Country code |
| 1354/89 | 1989-03-20 | DK | |
| PCT/DK90/00077 | 1990-03-19 | WO |
| (71) |
A/S GEA FARMACEUTISK FABRIK,
Holger Danskes Vej 89, DK-2000 Copenhagen F,
DK
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| (72) |
Boerge Ingvar Frisch ALHEDE, DK
Finn Priess CLAUSEN, DK Joergen JUHL-CHRISTENSEN, DK Klaus K. MCCLUSKEY, DK Herbert Fritz PREIKSCHAT, DK |
| (73) |
A/S GEA FARMACEUTISK FABRIK,
Holger Danskes Vej 89, DK-2000 Copenhagen F,
DK
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| (74) |
Marius JAKULIS - JASON,
AAA Law, A. Goštauto g. 40B, Verslo centras "Dvyniai", LT-03163 Vilnius,
LT
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| (54) | PROCESS FOR THE PREPARATION OF 9-SUBSTITUTED GUANINE DERIVATIVES AND INTERMEDIATES FOR USE IN THE PROCESS |
| Payment date | Validity (years) | Amount | |
| 1997-12-03 | 6 | 120.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1999-01-27 |