Wednesday, June 10, 2026

Patent intelligence Β· US

US 2019374520

TREATMENT OF MIGRAINE

granted A61K 9/ 00 A IA61K 31/ 4375 A IA61K/314375A61K/314545
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 13
Applicant portfolio 25
Patent details β€” US 2019374520
Jurisdiction
US
Status
granted
Grant date
Dec 12, 2019
Expiration
Dec 7, 2039
CPC classes
A61K 9/ 00 A I, A61K 31/ 4375 A I, A61K/314375, A61K/314545
View on Google Patents β†—

Quick answer

US 2019374520 (TREATMENT OF MIGRAINE) is held by ALLERGAN PHARMACEUTICALS INT LTD [IE]. Status: granted. Granted Dec 12, 2019. Expires Dec 7, 2039 (13 years remaining) β€” relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
β€”
CPC classes
A61K 9/ 00 A I, A61K 31/ 4375 A I, A61K/314375, A61K/314545, A61K/90053, A61P 25/ 06 A I

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Frequently asked questions

What is US patent 2019374520?

US 2019374520 (TREATMENT OF MIGRAINE) is held by ALLERGAN PHARMACEUTICALS INT LTD [IE]. Status: granted. Granted Dec 12, 2019. Expires Dec 7, 2039 (13 years remaining) β€” relevant for patent-cliff and LOE planning.

Who owns US 2019374520?

ALLERGAN PHARMACEUTICALS INT LTD [IE] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does US 2019374520 expire?

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