US 6172070
Substituted O6-benzyl-8-aza-guanines and 6(4)-benzyloxypyrimidines
expired A61PA61P35/00A61P43/00
Quick answer
US patent 6172070 (Substituted O6-benzyl-8-aza-guanines and 6(4)-benzyloxypyrimidines) held by The United States of America, as represented by the Department of Health and Human Services expires Mon Jan 04 2021 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The United States of America, as represented by the Department of Health and Human Services
- Grant date
- Tue Jan 09 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jan 04 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 8
- CPC classes
- A61P, A61P35/00, A61P43/00