Wednesday, July 8, 2026

Patent intelligence · US

US 11453870

Ligase fusion proteins and application thereof

granted A61KA61K47/60A61K47/6801A61K47/68033
Status granted
Linked drugs 3
Pipeline programs 6
Years to expiry 16
Applicant portfolio 36
Patent details — US 11453870
Jurisdiction
US
Status
granted
Grant date
Sep 27, 2022
Expiration
Sep 22, 2042
Claims
5
CPC classes
A61K, A61K47/60, A61K47/6801, A61K47/68033
View on Google Patents ↗

Quick answer

US 11453870 (Ligase fusion proteins and application thereof) is held by GENEQUANTUM HEALTHCARE (SUZHOU) CO., LTD.. Status: granted. Granted Sep 27, 2022. Expires Sep 22, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
5
CPC classes
A61K, A61K47/60, A61K47/6801, A61K47/68033, A61K47/6817, A61K47/6855

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Frequently asked questions

What is US patent 11453870?

US 11453870 (Ligase fusion proteins and application thereof) is held by GENEQUANTUM HEALTHCARE (SUZHOU) CO., LTD.. Status: granted. Granted Sep 27, 2022. Expires Sep 22, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11453870?

GENEQUANTUM HEALTHCARE (SUZHOU) CO., LTD. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 36 pharmaceutical patents for this assignee.

When does US 11453870 expire?

Our index shows an expiration date of Sep 22, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.