Wednesday, July 8, 2026

Patent intelligence · US

US 12239677

Therapeutic bacteriophage compositions for treating Staphylococcus infection

granted A61KA61K2300/00A61K31/395A61K31/43
Status granted
Pipeline programs 6
Years to expiry 19
Applicant portfolio 5
Patent details — US 12239677
Jurisdiction
US
Status
granted
Grant date
Mar 4, 2025
Expiration
Feb 27, 2045
Claims
28
CPC classes
A61K, A61K2300/00, A61K31/395, A61K31/43
View on Google Patents ↗

Quick answer

US 12239677 (Therapeutic bacteriophage compositions for treating Staphylococcus infection) is held by Armata Pharmaceuticals, Inc.. Status: granted. Granted Mar 4, 2025. Expires Feb 27, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
28
CPC classes
A61K, A61K2300/00, A61K31/395, A61K31/43, A61K31/47, A61K31/545

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Frequently asked questions

What is US patent 12239677?

US 12239677 (Therapeutic bacteriophage compositions for treating Staphylococcus infection) is held by Armata Pharmaceuticals, Inc.. Status: granted. Granted Mar 4, 2025. Expires Feb 27, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12239677?

Armata Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 5 pharmaceutical patents for this assignee.

When does US 12239677 expire?

Our index shows an expiration date of Feb 27, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.