Wednesday, July 8, 2026

Patent intelligence · US

US 12257288

Methods of inducing immune tolerance to clotting factors

granted A61KA61K38/37A61K38/4846A61P
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 19
Applicant portfolio 140
Patent details — US 12257288
Jurisdiction
US
Status
granted
Grant date
Mar 25, 2025
Expiration
Mar 20, 2045
Claims
19
CPC classes
A61K, A61K38/37, A61K38/4846, A61P
View on Google Patents ↗

Quick answer

US 12257288 (Methods of inducing immune tolerance to clotting factors) is held by BIOVERATIV THERAPEUTICS INC.. Status: granted. Granted Mar 25, 2025. Expires Mar 20, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
19
CPC classes
A61K, A61K38/37, A61K38/4846, A61P, A61P7/04

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Frequently asked questions

What is US patent 12257288?

US 12257288 (Methods of inducing immune tolerance to clotting factors) is held by BIOVERATIV THERAPEUTICS INC.. Status: granted. Granted Mar 25, 2025. Expires Mar 20, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12257288?

BIOVERATIV THERAPEUTICS INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 140 pharmaceutical patents for this assignee.

When does US 12257288 expire?

Our index shows an expiration date of Mar 20, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.