Patents by Inventor Malcolm John Henderson

Malcolm John Henderson 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).

  • Pre-filled syringe
    Patent number: 7041087
    Abstract: A pre-filled syringe comprising a glass barrel (1), a sealing member (5) fitted in a medical liquid discharge port (11) of the barrel (1), a tip member (2) mounted around the sealing member (5) on the medical liquid discharge port (11) of the barrel (1), a closing member (4), a cap member (3), and a holding member (6); the sealing member (5) having a through-hole (51) formed in the axial direction; the tip member (2) including a skirt (24) provided with an engagement pawl (25) on the inner wall of a lower end thereof, a top wall (23), a needle mounting portion (21), and a medical liquid deriving portion (22), and being provided with a medical liquid passage (28); the closing member (4) being inserted into the medical liquid passage (28) and the through-hole (51) to close the through-hole (51) and so prevent oxygen contamination and deterioration of the medical liquid.
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: May 9, 2006
    Assignee: Astrazeneca UK Limited
    Inventors: Malcolm John Henderson, Toshikazu Hirayama, Masafumi Aramata
  • Pre-filled syringe
    Publication number: 20040087906
    Abstract: A pre-filled syringe comprising a glass barrel (1), a sealing member (5) fitted in a medical liquid discharge port (11) of the barrel (1), a tip member (2) mounted around the sealing member (5) on the medical liquid discharge port (11) of the barrel (1), a closing member (4), a cap member (3), and a holding member (6); the sealing member (5) having a through-hole (51) formed in the axial direction; the tip member (2) including a skirt (24) provided with an engagement pawl (25) on the inner wall of a lower end thereof, a top wall (23), a needle mounting portion (21), and a medical liquid deriving portion (22), and being provided with a medical liquid passage (28); the closing member (4) being inserted into the medical liquid passage (28) and the through-hole (51) to close the through-hole (51) and so prevent oxygen contamination and deterioration of the medical liquid.
    Type: Application
    Filed: February 5, 2003
    Publication date: May 6, 2004
    Inventors: Malcolm John Henderson, Toshikazu Hirayama, Masafumi Aramata