Wednesday, July 8, 2026

Patent intelligence · US

US 9481689

sGC stimulators

granted A61KA61K31/506A61K31/517A61K31/519
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 10
Applicant portfolio 45
Patent details — US 9481689
Jurisdiction
US
Status
granted
Grant date
Nov 1, 2016
Expiration
Oct 27, 2036
Claims
2
CPC classes
A61K, A61K31/506, A61K31/517, A61K31/519
View on Google Patents ↗

Quick answer

US 9481689 (sGC stimulators) is held by IRONWOOD PHARMACEUTICALS, INC.. Status: granted. Granted Nov 1, 2016. Expires Oct 27, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
2
CPC classes
A61K, A61K31/506, A61K31/517, A61K31/519, A61K31/5377, A61K31/541

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Frequently asked questions

What is US patent 9481689?

US 9481689 (sGC stimulators) is held by IRONWOOD PHARMACEUTICALS, INC.. Status: granted. Granted Nov 1, 2016. Expires Oct 27, 2036 (10 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9481689?

IRONWOOD PHARMACEUTICALS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 45 pharmaceutical patents for this assignee.

When does US 9481689 expire?

Our index shows an expiration date of Oct 27, 2036 (10 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.