Wednesday, June 10, 2026

Patent intelligence · CA

CA 3147876

DERIVES DE LA 1,2,4-OXADIAZOL-5-ONE POUR LE TRAITEMENT DU CANCER

granted A61K 31/ 444 A IA61K 31/ 497 A IA61K 31/ 498 A IA61K 31/ 4439 A I
Status granted
Pipeline programs 2
Years to expiry 15
Applicant portfolio 25
Patent details — CA 3147876
Jurisdiction
CA
Status
granted
Grant date
Feb 4, 2021
Expiration
Jan 30, 2041
CPC classes
A61K 31/ 444 A I, A61K 31/ 497 A I, A61K 31/ 498 A I, A61K 31/ 4439 A I
View on Google Patents ↗

Quick answer

CA 3147876 (DERIVES DE LA 1,2,4-OXADIAZOL-5-ONE POUR LE TRAITEMENT DU CANCER) is held by BASILEA PHARM INT AG [CH]. Status: granted. Granted Feb 4, 2021. Expires Jan 30, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 31/ 444 A I, A61K 31/ 497 A I, A61K 31/ 498 A I, A61K 31/ 4439 A I, A61K 31/ 4545 A I, A61K/314439

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Frequently asked questions

What is US patent 3147876?

CA 3147876 (DERIVES DE LA 1,2,4-OXADIAZOL-5-ONE POUR LE TRAITEMENT DU CANCER) is held by BASILEA PHARM INT AG [CH]. Status: granted. Granted Feb 4, 2021. Expires Jan 30, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns CA 3147876?

BASILEA PHARM INT AG [CH] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does CA 3147876 expire?

Our index shows an expiration date of Jan 30, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.