Thursday, July 9, 2026

Patent intelligence · US

US 10857225

Smallpox vaccine for cancer treatment

granted A61KA61K2039/515A61K2039/525A61K2039/5254
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 14
Applicant portfolio 7
Patent details — US 10857225
Jurisdiction
US
Status
granted
Grant date
Dec 8, 2020
Expiration
Dec 3, 2040
Claims
29
CPC classes
A61K, A61K2039/515, A61K2039/525, A61K2039/5254
View on Google Patents ↗

Quick answer

US 10857225 (Smallpox vaccine for cancer treatment) is held by Calidi Biotherapeutics, Inc.. Status: granted. Granted Dec 8, 2020. Expires Dec 3, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
29
CPC classes
A61K, A61K2039/515, A61K2039/525, A61K2039/5254, A61K2039/55, A61K2039/585

More from Calidi Biotherapeutics, Inc.

Related pharmaceutical patents in our USPTO index.

  1. US 12036278

    Smallpox vaccine for cancer treatment

    Calidi Biotherapeutics (Nevada), Inc. · Expires Jul 11, 2044

    granted
  2. US 11655455

    Enhanced systems for cell-mediated oncolytic viral therapy

    Calidi Biotherapeutics, Inc. · Expires May 18, 2043

    granted
  3. US 11607450

    Smallpox vaccine for cancer treatment

    Calidi Biotherapeutics, Inc. · Expires Mar 16, 2043

    granted
  4. US 11505782

    Cell-based vehicles for potentiation of viral therapy

    Calidi Biotherapeutics, Inc. · Expires Nov 17, 2042

    granted
  5. US 11285194

    Combination immunotherapy approach for treatment of cancer

    Calidi Biotherapeutics, Inc. · Expires Mar 24, 2042

    granted
  6. US 10105436

    Smallpox vaccine for cancer treatment

    Calidi Biotherapeutics, Inc. · Expires Oct 18, 2038

    granted

Frequently asked questions

What is US patent 10857225?

US 10857225 (Smallpox vaccine for cancer treatment) is held by Calidi Biotherapeutics, Inc.. Status: granted. Granted Dec 8, 2020. Expires Dec 3, 2040 (14 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10857225?

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 10857225 expire?

Our index shows an expiration date of Dec 3, 2040 (14 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.