Wednesday, July 8, 2026

Patent intelligence · US

US 12421308

Anti-G-CSF antibodies and uses thereof

granted A61KA61K2039/505A61K2039/507A61K39/3955
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 70
Patent details — US 12421308
Jurisdiction
US
Status
granted
Grant date
Sep 23, 2025
Expiration
Sep 18, 2045
Claims
5
CPC classes
A61K, A61K2039/505, A61K2039/507, A61K39/3955
View on Google Patents ↗

Quick answer

US 12421308 (Anti-G-CSF antibodies and uses thereof) is held by ME Therapeutics Inc.. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
5
CPC classes
A61K, A61K2039/505, A61K2039/507, A61K39/3955, A61P, A61P19/02

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Frequently asked questions

What is US patent 12421308?

US 12421308 (Anti-G-CSF antibodies and uses thereof) is held by ME Therapeutics Inc.. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12421308?

ME Therapeutics Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 70 pharmaceutical patents for this assignee.

When does US 12421308 expire?

Our index shows an expiration date of Sep 18, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.