Wednesday, July 8, 2026

Patent intelligence · US

US 9738641

Bicyclic inhibitors

granted A61KA61K31/5365A61PA61P1/04
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 11
Applicant portfolio 24
Patent details — US 9738641
Jurisdiction
US
Status
granted
Grant date
Aug 22, 2017
Expiration
Aug 17, 2037
Claims
29
CPC classes
A61K, A61K31/5365, A61P, A61P1/04
View on Google Patents ↗

Quick answer

US 9738641 (Bicyclic inhibitors) is held by KalVista Pharmaceuticals Limited. Status: granted. Granted Aug 22, 2017. Expires Aug 17, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
29
CPC classes
A61K, A61K31/5365, A61P, A61P1/04, A61P1/18, A61P11/00

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Frequently asked questions

What is US patent 9738641?

US 9738641 (Bicyclic inhibitors) is held by KalVista Pharmaceuticals Limited. Status: granted. Granted Aug 22, 2017. Expires Aug 17, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9738641?

KalVista Pharmaceuticals Limited is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 24 pharmaceutical patents for this assignee.

When does US 9738641 expire?

Our index shows an expiration date of Aug 17, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.