Wednesday, July 8, 2026

Patent intelligence · US

US 9630931

Pharmaceutically active pyrazine derivatives

granted A61KA61K31/497A61K31/5377A61K45/06
Status granted
Linked drugs 1
Pipeline programs 5
Years to expiry 11
Applicant portfolio 95
Patent details — US 9630931
Jurisdiction
US
Status
granted
Grant date
Apr 25, 2017
Expiration
Apr 20, 2037
Claims
17
CPC classes
A61K, A61K31/497, A61K31/5377, A61K45/06
View on Google Patents ↗

Quick answer

US 9630931 (Pharmaceutically active pyrazine derivatives) is held by SENTINEL ONCOLOGY LIMITED. Status: granted. Granted Apr 25, 2017. Expires Apr 20, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
17
CPC classes
A61K, A61K31/497, A61K31/5377, A61K45/06, A61P, A61P35/00

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Frequently asked questions

What is US patent 9630931?

US 9630931 (Pharmaceutically active pyrazine derivatives) is held by SENTINEL ONCOLOGY LIMITED. Status: granted. Granted Apr 25, 2017. Expires Apr 20, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9630931?

SENTINEL ONCOLOGY LIMITED is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 95 pharmaceutical patents for this assignee.

When does US 9630931 expire?

Our index shows an expiration date of Apr 20, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.