US 6352991
2-hydroxymethylcyclopropylidenemethylpurines and -pyrimidines as antiviral agents
expired A61PA61P31/12A61P31/18
Quick answer
US patent 6352991 (2-hydroxymethylcyclopropylidenemethylpurines and -pyrimidines as antiviral agents) held by THE REGENTS OF THE UNIVERSITY OF MICHIGAN expires Mon Feb 28 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- THE REGENTS OF THE UNIVERSITY OF MICHIGAN
- Grant date
- Tue Mar 05 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Feb 28 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 17
- CPC classes
- A61P, A61P31/12, A61P31/18, A61P31/20, A61P31/22