Patents by Inventor Norman Walter Jackson

Norman Walter Jackson 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).

  • Apparatus for making composite filters
    Patent number: 4040341
    Abstract: Filter material is formed into a continuous rod without wrapping and divided into first filter portions which are then spaced apart whilst moving axially. These first filter portions are intercalated with a stream of spaced second filter portions to form an alternating stream which is then continuously wrapped to produce composite filter rod. The resulting composite filters obtained from this rod include less wrapper material than in conventional construction.
    Type: Grant
    Filed: November 5, 1975
    Date of Patent: August 9, 1977
    Assignee: Molins Limited
    Inventors: Desmond Walter Molins, Norman Walter Jackson