🇺🇸 FDA
Patent

US 6991794

Progenitor cell preservation factors and methods for and products of their use

expired A61KA61K2035/124

Quick answer

US patent 6991794 (Progenitor cell preservation factors and methods for and products of their use) held by The Regents of the University of California expires Mon Jan 26 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
The Regents of the University of California
Grant date
Tue Jan 31 2006 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jan 26 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
13
CPC classes
A61K, A61K2035/124