Wednesday, July 8, 2026

Patent intelligence · US

US 12290569

Methods and compositions using peptides and proteins with c-terminal elements

granted A61KA61K47/66A61PA61P19/02
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 19
Applicant portfolio 706
Patent details — US 12290569

Quick answer

US 12290569 (Methods and compositions using peptides and proteins with c-terminal elements) is held by SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE. Status: granted. Granted May 6, 2025. Expires May 1, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
19
CPC classes
A61K, A61K47/66, A61P, A61P19/02, A61P29/00, A61P35/00

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Frequently asked questions

What is US patent 12290569?

US 12290569 (Methods and compositions using peptides and proteins with c-terminal elements) is held by SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE. Status: granted. Granted May 6, 2025. Expires May 1, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12290569?

SANFORD BURNHAM PREBYS MEDICAL DISCOVERY INSTITUTE is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 706 pharmaceutical patents for this assignee.

When does US 12290569 expire?

Our index shows an expiration date of May 1, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.