Thursday, July 9, 2026

Patent intelligence · US

US 11147844

Methods of treatment of infections using bacteria

granted A61KA61K2039/521A61K2039/55594A61K35/74
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 15
Applicant portfolio 6
Patent details — US 11147844
Jurisdiction
US
Status
granted
Grant date
Oct 19, 2021
Expiration
Oct 14, 2041
Claims
15
CPC classes
A61K, A61K2039/521, A61K2039/55594, A61K35/74
View on Google Patents ↗

Quick answer

US 11147844 (Methods of treatment of infections using bacteria) is held by Decoy Biosystems, Inc.. Status: granted. Granted Oct 19, 2021. Expires Oct 14, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
15
CPC classes
A61K, A61K2039/521, A61K2039/55594, A61K35/74, A61K38/212, A61K39/0258

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Frequently asked questions

What is US patent 11147844?

US 11147844 (Methods of treatment of infections using bacteria) is held by Decoy Biosystems, Inc.. Status: granted. Granted Oct 19, 2021. Expires Oct 14, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11147844?

Decoy Biosystems, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 6 pharmaceutical patents for this assignee.

When does US 11147844 expire?

Our index shows an expiration date of Oct 14, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.