Wednesday, June 10, 2026

Patent intelligence · US

US 11690933

Absorbent aliphatic polyurethane foam product

granted A61KA61K31/155A61K33/20A61K9/122
Status granted
Linked drugs 3
Pipeline programs 3
Years to expiry 17
Applicant portfolio 95
Patent details — US 11690933
Jurisdiction
US
Status
granted
Grant date
Jul 4, 2023
Expiration
Jun 29, 2043
Claims
16
CPC classes
A61K, A61K31/155, A61K33/20, A61K9/122
View on Google Patents ↗

Quick answer

US 11690933 (Absorbent aliphatic polyurethane foam product) is held by SENTIENT FOAMS LIMITED. Status: granted. Granted Jul 4, 2023. Expires Jun 29, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
16
CPC classes
A61K, A61K31/155, A61K33/20, A61K9/122

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Frequently asked questions

What is US patent 11690933?

US 11690933 (Absorbent aliphatic polyurethane foam product) is held by SENTIENT FOAMS LIMITED. Status: granted. Granted Jul 4, 2023. Expires Jun 29, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11690933?

SENTIENT FOAMS LIMITED is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 95 pharmaceutical patents for this assignee.

When does US 11690933 expire?

Our index shows an expiration date of Jun 29, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.