Wednesday, July 8, 2026

Patent intelligence · US

US 9637597

DOPA-melanin formation in high ionic strength solutions

granted A61KA61K9/0024A61K9/1641A61P
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 11
Applicant portfolio 595
Related coverage 2
Patent details — US 9637597

Quick answer

US 9637597 (DOPA-melanin formation in high ionic strength solutions) is held by Northwestern University. Status: granted. Granted May 2, 2017. Expires Apr 27, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
31
CPC classes
A61K, A61K9/0024, A61K9/1641, A61P, A61P31/04

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Related coverage

Frequently asked questions

What is US patent 9637597?

US 9637597 (DOPA-melanin formation in high ionic strength solutions) is held by Northwestern University. Status: granted. Granted May 2, 2017. Expires Apr 27, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9637597?

Northwestern University is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 595 pharmaceutical patents for this assignee.

When does US 9637597 expire?

Our index shows an expiration date of Apr 27, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.