Wednesday, June 10, 2026

Patent intelligence · WO

WO 2025233501

CONJUGUÉS COMPRENANT UN INHIBITEUR DE TOPOISOMÉRASE I

granted A61K 47/ 68 A IA61K/4768037A61K/476851A61K/476855
Status granted
Pipeline programs 6
Years to expiry 19
Applicant portfolio 2
Patent details — WO 2025233501
Jurisdiction
WO
Status
granted
Grant date
Nov 13, 2025
Expiration
Nov 8, 2045
CPC classes
A61K 47/ 68 A I, A61K/4768037, A61K/476851, A61K/476855
View on Google Patents ↗

Quick answer

WO 2025233501 (CONJUGUÉS COMPRENANT UN INHIBITEUR DE TOPOISOMÉRASE I) is held by ASTRAZENECA AB [SE]. Status: granted. Granted Nov 13, 2025. Expires Nov 8, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 47/ 68 A I, A61K/4768037, A61K/476851, A61K/476855, A61K/476883, A61K/476889

More from ASTRAZENECA AB [SE]

Related pharmaceutical patents in our USPTO index.

  1. WO 2025233516

    MÉTHODE D'AUGMENTATION DU TEMPS JUSQU'À LA DEUXIÈME PROGRESSION ET DU TEMPS JUSQU'À LA PREMIÈRE CHIMIOTHÉRAPIE SUIVANTE

    ASTRAZENECA AB [SE] · Expires Nov 8, 2045

    granted

Frequently asked questions

What is US patent 2025233501?

WO 2025233501 (CONJUGUÉS COMPRENANT UN INHIBITEUR DE TOPOISOMÉRASE I) is held by ASTRAZENECA AB [SE]. Status: granted. Granted Nov 13, 2025. Expires Nov 8, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns WO 2025233501?

ASTRAZENECA AB [SE] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 2 pharmaceutical patents for this assignee.

When does WO 2025233501 expire?

Our index shows an expiration date of Nov 8, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.