Trade Mark Journal No.2026/002 9 January 2026

WO0000001892301 (5,42)

Office of origin: United States of America

Date of International Registration:8 September 2025
Date of designation in the UK: 8 September 2025
Image for mark 1892301 SION

International priority date claimed: 8 August 2025 (United States of America) (99327850)
Class 5
Pharmaceutical preparations; pharmaceutical preparations for the treatment of cystic fibrosis; pharmaceutical preparations for the treatment of genetic diseases or disorders; pharmaceutical preparations for the treatment of endocrine diseases or disorders; pharmaceutical preparations for the treatment of pulmonary, respiratory, gastrointestinal, digestive, metabolic, and pancreatic diseases or disorders.
Class 42
Pharmaceutical research and development; research and development in the pharmaceutical and biotechnology fields; testing of pharmaceuticals; research and development in the field of cystic fibrosis; research and development in the field of genetic diseases or disorders; research and development in the field of endocrine diseases or disorders; research and development in the field of pulmonary, respiratory, gastrointestinal, digestive, metabolic, and pancreatic diseases or disorders.

Sionna Therapeutics, Inc.

Representative: Keith Toms, Esq. McCarter & English, LLP, 265 Franklin Street, Boston MA 02110, UNITED STATES OF AMERICA