Wednesday, July 8, 2026

Patent intelligence · US

US 11938182

Halogenated xanthenes as vaccine adjuvants

granted A61KA61K2039/55511A61K39/0011A61K39/39
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 18
Applicant portfolio 29
Patent details — US 11938182
Jurisdiction
US
Status
granted
Grant date
Mar 26, 2024
Expiration
Mar 21, 2044
Claims
9
CPC classes
A61K, A61K2039/55511, A61K39/0011, A61K39/39
View on Google Patents ↗

Quick answer

US 11938182 (Halogenated xanthenes as vaccine adjuvants) is held by Provectus Pharmatech, Inc.. Status: granted. Granted Mar 26, 2024. Expires Mar 21, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
9
CPC classes
A61K, A61K2039/55511, A61K39/0011, A61K39/39

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Frequently asked questions

What is US patent 11938182?

US 11938182 (Halogenated xanthenes as vaccine adjuvants) is held by Provectus Pharmatech, Inc.. Status: granted. Granted Mar 26, 2024. Expires Mar 21, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11938182?

Provectus Pharmatech, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 29 pharmaceutical patents for this assignee.

When does US 11938182 expire?

Our index shows an expiration date of Mar 21, 2044 (18 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.