Wednesday, July 8, 2026

Patent intelligence · US

US 10618938

Compositions for colon cleansing and the treatment of gastrointestinal disorders

granted A61KA61K38/00A61K38/10A61K38/12
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 14
Applicant portfolio 45
Patent details — US 10618938
Jurisdiction
US
Status
granted
Grant date
Apr 14, 2020
Expiration
Apr 9, 2040
Claims
30
CPC classes
A61K, A61K38/00, A61K38/10, A61K38/12
View on Google Patents ↗

Quick answer

US 10618938 (Compositions for colon cleansing and the treatment of gastrointestinal disorders) is held by IRONWOOD PHARMACEUTICALS, INC.. Status: granted. Granted Apr 14, 2020. Expires Apr 9, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
30
CPC classes
A61K, A61K38/00, A61K38/10, A61K38/12, A61K45/06, A61K9/0031

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Frequently asked questions

What is US patent 10618938?

US 10618938 (Compositions for colon cleansing and the treatment of gastrointestinal disorders) is held by IRONWOOD PHARMACEUTICALS, INC.. Status: granted. Granted Apr 14, 2020. Expires Apr 9, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10618938?

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 10618938 expire?

Our index shows an expiration date of Apr 9, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.