Wednesday, July 8, 2026

Patent intelligence · US

US 9416139

Spiro ring compound as hepatitis C virus (HCV) inhibitor and uses thereof

granted A61KA61K31/4184A61K31/423A61K31/435
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 10
Applicant portfolio 121
Patent details — US 9416139
Jurisdiction
US
Status
granted
Grant date
Aug 16, 2016
Expiration
Aug 11, 2036
Claims
23
CPC classes
A61K, A61K31/4184, A61K31/423, A61K31/435
View on Google Patents ↗

Quick answer

US 9416139 (Spiro ring compound as hepatitis C virus (HCV) inhibitor and uses thereof) is held by SUNSHINE LAKE PHARMA CO., LTD.. Status: granted. Granted Aug 16, 2016. Expires Aug 11, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
23
CPC classes
A61K, A61K31/4184, A61K31/423, A61K31/435, A61K31/4709, A61K31/517

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Frequently asked questions

What is US patent 9416139?

US 9416139 (Spiro ring compound as hepatitis C virus (HCV) inhibitor and uses thereof) is held by SUNSHINE LAKE PHARMA CO., LTD.. Status: granted. Granted Aug 16, 2016. Expires Aug 11, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9416139?

SUNSHINE LAKE PHARMA CO., LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 121 pharmaceutical patents for this assignee.

When does US 9416139 expire?

Our index shows an expiration date of Aug 11, 2036 (10 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.