Trade Mark Journal No.2026/007 13 February 2026

WO0000001897835 (1,5,9,42)

Office of origin: United States of America

Date of International Registration:25 August 2025
Date of designation in the UK: 25 August 2025
Image for mark 1897835 PROTEINXI

International priority date claimed: 26 February 2025 (United States of America) (99057766)
Class 1
Biological assays for research purposes; kits comprising reagents for the detection of biological analytes and for use in the fields of biological and diagnostic testing for industrial, scientific and/or research use; reagents for scientific and medical research use.
Class 5
Diagnostic reagents for medicinal and veterinary use; biological medical and veterinary assays and reagents for medical and diagnostic testing purposes; biological kits comprising reagents for detection of biological analytes and for use in the fields of biological and diagnostic testing for medical and/or veterinary use.
Class 9
Multi-well plates that can be used in chemical or biological analysis for scientific, laboratory or medical research use.
Class 42
Research and development in the field of assays for the detection and measurement of molecules, proteins, and peptides in biological samples and environmental samples; sample testing services in the fields of scientific and clinical research; laboratory biomarker analysis services and related data analysis.

Meso Scale Diagnostics, LLC.

Representative: Keith A. Weltsch Scully, Scott, Murphy & Presser, P.C., 400 Garden City Plaza, Suite 300, Garden City NY 11530, UNITED STATES OF AMERICA