Thursday, July 9, 2026

Patent intelligence · US

US 11655455

Enhanced systems for cell-mediated oncolytic viral therapy

granted A61KA61K35/28A61K35/768A61K39/39
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 7
Patent details — US 11655455
Jurisdiction
US
Status
granted
Grant date
May 23, 2023
Expiration
May 18, 2043
Claims
63
CPC classes
A61K, A61K35/28, A61K35/768, A61K39/39
View on Google Patents ↗

Quick answer

US 11655455 (Enhanced systems for cell-mediated oncolytic viral therapy) is held by Calidi Biotherapeutics, Inc.. Status: granted. Granted May 23, 2023. Expires May 18, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
63
CPC classes
A61K, A61K35/28, A61K35/768, A61K39/39, A61K45/06, A61P

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Frequently asked questions

What is US patent 11655455?

US 11655455 (Enhanced systems for cell-mediated oncolytic viral therapy) is held by Calidi Biotherapeutics, Inc.. Status: granted. Granted May 23, 2023. Expires May 18, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11655455?

Calidi Biotherapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 7 pharmaceutical patents for this assignee.

When does US 11655455 expire?

Our index shows an expiration date of May 18, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.