In what represents the first Patent Cooperation Treaty filing published in the name of London, U.K.-based Abtrace Ltd., the company’s co-founder and chief executive officer, Umar Naeem Ahmad, collaborates with Xavier Monnet – professor of intensive care at Assistance Publique - Hôpitaux de Paris (APHP) Université Paris-Saclay – on the design of a fluid delivery system for delivering intravenous fluid therapy to a patient.