Patents by Inventor Ian Edmund Telfer

Ian Edmund Telfer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Ships for liquid cargoes
    Patent number: 4030438
    Abstract: A ship for liquid cargoes, e.g. an oil tanker, has two longitudinal bulkheads giving central and wing areas and transverse bulkheads dividing the areas into tanks. The wing areas have upper cargo tanks and lower ballast tanks, but the latter have vertical portions extending to deck level giving for example an L-shaped configuration.
    Type: Grant
    Filed: June 12, 1975
    Date of Patent: June 21, 1977
    Assignee: The British Petroleum Company Limited
    Inventor: Ian Edmund Telfer