Wednesday, July 8, 2026

Patent intelligence · US

US 8802628

Stable solid formulation of a GC-C receptor agonist polypeptide suitable for oral administration

granted A61KA61K38/10A61K38/12A61K47/02
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 8
Applicant portfolio 45
Patent details — US 8802628
Jurisdiction
US
Status
granted
Grant date
Aug 12, 2014
Expiration
Aug 7, 2034
Claims
26
CPC classes
A61K, A61K38/10, A61K38/12, A61K47/02
View on Google Patents ↗

Quick answer

US 8802628 (Stable solid formulation of a GC-C receptor agonist polypeptide suitable for oral administration) is held by IRONWOOD PHARMACEUTICALS, INC.. Status: granted. Granted Aug 12, 2014. Expires Aug 7, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
26
CPC classes
A61K, A61K38/10, A61K38/12, A61K47/02, A61K47/183, A61K47/36

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Frequently asked questions

What is US patent 8802628?

US 8802628 (Stable solid formulation of a GC-C receptor agonist polypeptide suitable for oral administration) is held by IRONWOOD PHARMACEUTICALS, INC.. Status: granted. Granted Aug 12, 2014. Expires Aug 7, 2034 (8 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8802628?

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 8802628 expire?

Our index shows an expiration date of Aug 7, 2034 (8 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.