Patents by Inventor Alastair F. Langlands

Alastair F. Langlands 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).

  • Patent number: D289929
    Type: Grant
    Filed: May 23, 1984
    Date of Patent: May 19, 1987
    Assignee: Briticent International Limited
    Inventor: Alastair F. Langlands