Wednesday, July 8, 2026

Patent intelligence · US

US 12234294

Pharmaceutical composition of a humanized anti-CD40 antibody

granted A61KA61K39/39591A61K47/183A61K9/0019
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 9
Patent details — US 12234294
Jurisdiction
US
Status
granted
Grant date
Feb 25, 2025
Expiration
Feb 20, 2045
Claims
8
CPC classes
A61K, A61K39/39591, A61K47/183, A61K9/0019
View on Google Patents ↗

Quick answer

US 12234294 (Pharmaceutical composition of a humanized anti-CD40 antibody) is held by Kiniksa Pharmaceuticals, GmbH. Status: granted. Granted Feb 25, 2025. Expires Feb 20, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
8
CPC classes
A61K, A61K39/39591, A61K47/183, A61K9/0019

More from Kiniksa Pharmaceuticals, GmbH

Related pharmaceutical patents in our USPTO index.

  1. US 12122837

    Oncostatin M receptor antigen binding proteins

    Kiniksa Pharmaceuticals, GmbH · Expires Oct 17, 2044

    granted
  2. US 11141479

    Stable anti-OSMR antibody formulation

    Kiniksa Pharmaceuticals, GmbH · Expires Oct 7, 2041

    granted
  3. US 10493149

    Stable anti-OSMR antibody formulation

    Kiniksa Pharmaceuticals, GmbH · Expires Nov 28, 2039

    granted
  4. US 10421813

    Oncostatin M receptor antigen binding proteins

    Kiniksa Pharmaceuticals, GmbH · Expires Sep 19, 2039

    granted
  5. US 10391170

    Stable anti-OSMR antibody formulation

    Kiniksa Pharmaceuticals, GmbH · Expires Aug 22, 2039

    granted
  6. US 9738721

    Oncostatin M receptor antigen binding proteins

    Kiniksa Pharmaceuticals, GmbH · Expires Aug 17, 2037

    granted
  7. US 9663571

    Oncostatin M receptor antigen binding proteins

    Kiniksa Pharmaceuticals, GmbH · Expires May 25, 2037

    granted

Frequently asked questions

What is US patent 12234294?

US 12234294 (Pharmaceutical composition of a humanized anti-CD40 antibody) is held by Kiniksa Pharmaceuticals, GmbH. Status: granted. Granted Feb 25, 2025. Expires Feb 20, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12234294?

Kiniksa Pharmaceuticals, GmbH is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 9 pharmaceutical patents for this assignee.

When does US 12234294 expire?

Our index shows an expiration date of Feb 20, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.