KATLYZU

What this means for you

Approved and waiting on proof of use. It will register unless the applicant drops it, and its 01 Oct 2025 filing date already counts against anyone who files later.

Record

Serial number

99423115

Mark type

Word mark

Filed

01 Oct 2025

Published for opposition

03 Feb 2026

Attorney of record

Yana Gorbach

Goods and services

• Class 005 — Pharmaceuticals: Pharmaceutical preparations for the treatment of autoimmune, cardiovascular, endocrine, gastrointestinal, genetic, infectious, inflammatory, kidney, liver, menopausal, metabolic, musculoskeletal, neurodegenerative, neurological, neuromuscular, respiratory, and viral diseases and disorders; Pharmaceutical preparations for the treatment of blood disorders, bone growth disorders, hormonal disorders, skin disorders, arthritis, cancer, cachexia, hypertension, migraine, pain, stroke, obesity and diabetes; Pharmaceuticals, namely, anti-infectives; Medicated dermatological preparations and substances; Antifungal preparations; Smoking cessation preparations; Vaccines for human use

Owner

• Pfizer Inc., New York, NY, US
• Pfizer Inc., New York, NY, US

Prosecution history

• 02 Sept 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
• 01 Sept 2026 — SOU EXTENSION 1 GRANTED
• 01 Sept 2026 — SOU EXTENSION 1 FILED
• 01 Sept 2026 — SOU TEAS EXTENSION RECEIVED
• 12 May 2026 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
• 12 May 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 12 May 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 12 May 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
• 31 Mar 2026 — NOA E-MAILED - SOU REQUIRED FROM APPLICANT
• 03 Feb 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
• 03 Feb 2026 — PUBLISHED FOR OPPOSITION
• 30 Jan 2026 — TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS
• 30 Jan 2026 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
• 30 Jan 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
• 30 Jan 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED