Patents by Inventor Christopher John Briggs

Christopher John Briggs 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: 6415631
    Abstract: A method and apparatus are described for making an article such as the body of a needleless injector capsule, from a formable material, such as glass, the article having a cavity communicating with the exterior via an orifice. A blank having an open end is mounted on a first forming tool, and the open end is engaged by a second forming tool while an end region of the blank adjacent the open end is in a condition to permit it to be formed. One of the tools has a pin extending therefrom, and when the tools are brought together to form the end region into the desired shape the pin defines the orifice.
    Type: Grant
    Filed: November 1, 2000
    Date of Patent: July 9, 2002
    Assignee: Weston Medical Limited
    Inventors: Terence Edward Weston, Christopher John Briggs
  • Patent number: 6216493
    Abstract: A method and apparatus are described for making an article such as the body of a needleless injector capsule, from a formable material, such as glass, the article having a cavity communicating with the exterior via an orifice. A blank (1a) having an open end is mounted on a first forming tool, and the open end is engaged by a second forming tool (22) while an end region of the blank (1a) adjacent the open end is in a condition to permit it to be formed. One of the tools (7a) has a pin (21) extending therefrom, and when the tools are brought together to form the end region into the desired shape of the pin (21) defines the orifice.
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: April 17, 2001
    Assignee: Weston Medical Limited
    Inventors: Terence Edward Weston, Christopher John Briggs