US 6455589
Primary N-hydroxylamines
expired A61KA61K31/131A61K31/136
Quick answer
US patent 6455589 (Primary N-hydroxylamines) held by The Regents of the University of California expires Mon Sep 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The Regents of the University of California
- Grant date
- Tue Sep 24 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Sep 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 58
- CPC classes
- A61K, A61K31/131, A61K31/136, A61K31/137, A61K31/15