US 6066642
Dihydropyridine-, pyridine-, benzopyran-4-one- and triazoloquinazoline derivative, their preparation and their use as adenosine receptor antagonists
expired A61PA61P25/22A61P29/00
Quick answer
US patent 6066642 (Dihydropyridine-, pyridine-, benzopyran-4-one- and triazoloquinazoline derivative, their preparation and their use as adenosine receptor antagonists) held by The United States of America, as represented by the Department of Health and Human Services expires Mon May 18 2020 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 May 23 2000 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon May 18 2020 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 33
- CPC classes
- A61P, A61P25/22, A61P29/00, A61P43/00, A61P7/02