Wednesday, June 10, 2026

Patent intelligence · EP

EP 3283521

ARZNEIMITTELKONJUGATE MIT ANTIKÖRPERN GEGEN MIT CLAUDIN 18.2

granted A61K 31/ 40 A IA61K 47/ 68 A IA61K/3140A61K/4765
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 12
Applicant portfolio 25
Patent details — EP 3283521
Jurisdiction
EP
Status
granted
Grant date
Feb 21, 2018
Expiration
Feb 16, 2038
CPC classes
A61K 31/ 40 A I, A61K 47/ 68 A I, A61K/3140, A61K/4765
View on Google Patents ↗

Quick answer

EP 3283521 (ARZNEIMITTELKONJUGATE MIT ANTIKÖRPERN GEGEN MIT CLAUDIN 18.2) is held by GANYMED PHARMACEUTICALS GMBH [DE]. Status: granted. Granted Feb 21, 2018. Expires Feb 16, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
CPC classes
A61K 31/ 40 A I, A61K 47/ 68 A I, A61K/3140, A61K/4765, A61K/4768031, A61K/4768033

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Frequently asked questions

What is US patent 3283521?

EP 3283521 (ARZNEIMITTELKONJUGATE MIT ANTIKÖRPERN GEGEN MIT CLAUDIN 18.2) is held by GANYMED PHARMACEUTICALS GMBH [DE]. Status: granted. Granted Feb 21, 2018. Expires Feb 16, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Who owns EP 3283521?

GANYMED PHARMACEUTICALS GMBH [DE] is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 25 pharmaceutical patents for this assignee.

When does EP 3283521 expire?

Our index shows an expiration date of Feb 16, 2038 (12 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.