OBZEO
Live / Allowed — Published for opposition (as of 03 Mar 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 20 Feb 2025 filing date already counts against anyone who files later.
Record
- Serial number
- 99048593
- Mark type
- Stylized text
- Filed
- 20 Feb 2025
- Published for opposition
- 03 Mar 2026
- Attorney of record
- Karen Won
Goods and services
- Class 005 — Pharmaceuticals: Pharmaceutical and biological preparations for medical purposes, namely, immunology-based therapies for autoimmune diseases; Pharmaceutical and biological preparations for use in inflammation, immunology, rheumatology, neurology, gastroenterology, dermatology, and hematology for medical purposes; Therapeutic agents, namely, monoclonal antibodies for inhibiting the production and proliferation of autoantibodies, cytokine secretion, and other inflammatory proteins, and antigen uptake for medical purposes; Pharmaceutical and biological preparations for preventing, diagnosing, treating and managing autoimmune diseases, inflammatory diseases, immunoglobulin G4-related disease (IgG4-RD), multiple sclerosis, lupus, autoimmune hemolytic anemia, rheumatoid arthritis, and diseases, disorders, and conditions of the immune system
Owner
- Zenas BioPharma, Inc., Waltham, MA, US
- Zenas BioPharma, Inc., Waltham, MA, US
Prosecution history
- 03 Mar 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 03 Mar 2026 — PUBLISHED FOR OPPOSITION
- 25 Feb 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 04 Feb 2026 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 03 Feb 2026 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 03 Feb 2026 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 03 Feb 2026 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 03 Feb 2026 — NOTICE OF REVIVAL - E-MAILED
- 03 Feb 2026 — PETITION TO REVIVE-GRANTED
- 03 Feb 2026 — TEAS PETITION TO REVIVE RECEIVED
- 23 Oct 2025 — APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
- 23 Oct 2025 — APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED
- 30 Jul 2025 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 30 Jul 2025 — NON-FINAL ACTION E-MAILED
- 30 Jul 2025 — NON-FINAL ACTION WRITTEN