US 6017960
Method of treating post-inflammatory hyperpigmentation in black skin with a retinoid, and method of lightening black skin with a retinoid
expired A61KA61K2800/782A61K31/07
Quick answer
US patent 6017960 (Method of treating post-inflammatory hyperpigmentation in black skin with a retinoid, and method of lightening black skin with a retinoid) held by THE REGENTS OF THE UNIVERSITY OF MICHIGAN expires Mon Jan 20 2020 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- THE REGENTS OF THE UNIVERSITY OF MICHIGAN
- Grant date
- Tue Jan 25 2000 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jan 20 2020 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 23
- CPC classes
- A61K, A61K2800/782, A61K31/07, A61K31/20, A61K31/203