Serial #99480280 Trademark

Serial Number: 99480280 • Registration: 8292254

Serial #99480280 is a trademark filed by X4 Pharmaceuticals, Inc. on November 5, 2025. The trademark is classified under Class 5 (Pharmaceuticals). The application is currently registered and active.

Trademark Classes

Class 5 - Pharmaceuticals

Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes

Owner Contact Info

X4 Pharmaceuticals, Inc. (17 trademarks)

Cambridge, MA 02139

Entity Type: 03

Legal Representation

Attorney of Record

Karen K. Won

300 trademarks filed View all →

Correspondence Address

Karen K. Won Mintz, Levin, Cohn, Ferris, Glovsky, and Popeo P.C.

One Financial Center

Boston, MA 02111

United States

Trademark Details

Filing Date

November 5, 2025

Registration Date

June 9, 2026

Published for Opposition

April 21, 2026

Goods & Services

Pharmaceutical preparations for the treatment of warts, hypogammaglobulinemia, infections, and myelokathexis (WHIM) syndrome; pharmaceutical preparations for the treatment of immunodeficiencies; pharmaceutical preparations for the treatment of neutropenia