Wednesday, July 8, 2026

Patent intelligence · US

US 10604516

Compounds for imaging tau proteins that accumulate in the brain

granted A61KA61K49/0017A61K49/0021A61P
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 14
Applicant portfolio 36
Patent details — US 10604516

Quick answer

US 10604516 (Compounds for imaging tau proteins that accumulate in the brain) is held by National Institutes for Quantum and Radiological Science and Technology. Status: granted. Granted Mar 31, 2020. Expires Mar 26, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
4
CPC classes
A61K, A61K49/0017, A61K49/0021, A61P, A61P25/28

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Frequently asked questions

What is US patent 10604516?

US 10604516 (Compounds for imaging tau proteins that accumulate in the brain) is held by National Institutes for Quantum and Radiological Science and Technology. Status: granted. Granted Mar 31, 2020. Expires Mar 26, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10604516?

National Institutes for Quantum and Radiological Science and Technology is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 36 pharmaceutical patents for this assignee.

When does US 10604516 expire?

Our index shows an expiration date of Mar 26, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.