Thursday, July 9, 2026

Patent intelligence · US

US 12419955

Method for efficiently infecting human natural killer cells and other immune cells with pseudovirus

granted A61KA61K2239/11A61K40/11A61K40/15
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 19
Applicant portfolio 6
Patent details — US 12419955
Jurisdiction
US
Status
granted
Grant date
Sep 23, 2025
Expiration
Sep 18, 2045
Claims
7
CPC classes
A61K, A61K2239/11, A61K40/11, A61K40/15
View on Google Patents ↗

Quick answer

US 12419955 (Method for efficiently infecting human natural killer cells and other immune cells with pseudovirus) is held by Beijing Gene MINK Biotechnology CO.LTD. 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
7
CPC classes
A61K, A61K2239/11, A61K40/11, A61K40/15, A61K40/31, A61K40/4202

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Frequently asked questions

What is US patent 12419955?

US 12419955 (Method for efficiently infecting human natural killer cells and other immune cells with pseudovirus) is held by Beijing Gene MINK Biotechnology CO.LTD. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12419955?

Beijing Gene MINK Biotechnology CO.LTD is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 6 pharmaceutical patents for this assignee.

When does US 12419955 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.