Wednesday, July 8, 2026

Patent intelligence · US

US 10227567

Isolation and use of solid tumor stem cells

granted A61KA61K2039/505A61K2039/5152A61K2039/5158
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 13
Applicant portfolio 8,292
Patent details — US 10227567
Jurisdiction
US
Status
granted
Grant date
Mar 12, 2019
Expiration
Mar 7, 2039
Claims
13
CPC classes
A61K, A61K2039/505, A61K2039/5152, A61K2039/5158
View on Google Patents ↗

Quick answer

US 10227567 (Isolation and use of solid tumor stem cells) is held by THE REGENTS OF THE UNIVERSITY OF MICHIGAN. Status: granted. Granted Mar 12, 2019. Expires Mar 7, 2039 (13 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
13
CPC classes
A61K, A61K2039/505, A61K2039/5152, A61K2039/5158, A61K39/39558, A61P

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Frequently asked questions

What is US patent 10227567?

US 10227567 (Isolation and use of solid tumor stem cells) is held by THE REGENTS OF THE UNIVERSITY OF MICHIGAN. Status: granted. Granted Mar 12, 2019. Expires Mar 7, 2039 (13 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10227567?

THE REGENTS OF THE UNIVERSITY OF MICHIGAN is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.

When does US 10227567 expire?

Our index shows an expiration date of Mar 7, 2039 (13 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.