Wednesday, June 10, 2026

Patent intelligence · CA

CA 3259252

POLYTHÉRAPIE ANTICANCÉREUSE COMPRENANT UN INHIBITEUR DE FLT3

granted A61K 31/ 454 A IA61K 31/ 497 A IA61K 31/ 553 A IA61K 31/ 5377 A I
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 18
Applicant portfolio 25
Patent details — CA 3259252
Jurisdiction
CA
Status
granted
Grant date
Feb 1, 2024
Expiration
Jan 27, 2044
CPC classes
A61K 31/ 454 A I, A61K 31/ 497 A I, A61K 31/ 553 A I, A61K 31/ 5377 A I
View on Google Patents ↗

Quick answer

CA 3259252 (POLYTHÉRAPIE ANTICANCÉREUSE COMPRENANT UN INHIBITEUR DE FLT3) is held by RYVU THERAPEUTICS S A [PL]. Status: granted. Granted Feb 1, 2024. Expires Jan 27, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 31/ 454 A I, A61K 31/ 497 A I, A61K 31/ 553 A I, A61K 31/ 5377 A I, A61K 45/ 06 A I, A61K/31454

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Frequently asked questions

What is US patent 3259252?

CA 3259252 (POLYTHÉRAPIE ANTICANCÉREUSE COMPRENANT UN INHIBITEUR DE FLT3) is held by RYVU THERAPEUTICS S A [PL]. Status: granted. Granted Feb 1, 2024. Expires Jan 27, 2044 (18 years remaining) — relevant for patent-cliff and LOE planning.

Who owns CA 3259252?

RYVU THERAPEUTICS S A [PL] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does CA 3259252 expire?

Our index shows an expiration date of Jan 27, 2044 (18 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.