Wednesday, July 8, 2026

Patent intelligence · US

US 11351182

Vaginal inserted estradiol pharmaceutical compositions and methods

granted A61KA61K31/565A61K31/57A61K47/14
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 100
Patent details — US 11351182
Jurisdiction
US
Status
granted
Grant date
Jun 7, 2022
Expiration
Jun 2, 2042
Claims
9
CPC classes
A61K, A61K31/565, A61K31/57, A61K47/14
View on Google Patents ↗

Quick answer

US 11351182 (Vaginal inserted estradiol pharmaceutical compositions and methods) is held by Compass Therapeutics LLC. Status: granted. Granted Jun 7, 2022. Expires Jun 2, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K31/565, A61K31/57, A61K47/14, A61K9/0036, A61K9/06

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Frequently asked questions

What is US patent 11351182?

US 11351182 (Vaginal inserted estradiol pharmaceutical compositions and methods) is held by Compass Therapeutics LLC. Status: granted. Granted Jun 7, 2022. Expires Jun 2, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11351182?

Compass Therapeutics LLC is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 100 pharmaceutical patents for this assignee.

When does US 11351182 expire?

Our index shows an expiration date of Jun 2, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.