Patents by Inventor Anthony F. Mann

Anthony F. Mann 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).

  • Chromatography column
    Patent number: 5366621
    Abstract: A chromatography column piston 14 is adjustable in height within the column tube 4 by means of a friction clamp 22 which furthermore includes a threaded engagement with the associated end cap 8 of the column. As a result, with the friction clamp released the piston rod 16 can be rapidly traversed to or near a desired position, and the clamp then engaged following which cooperation of said threads allows fine tuning of the level of the piston 14 by fine adjustment of the position of the friction clamp relative to the end cap 8.
    Type: Grant
    Filed: October 28, 1993
    Date of Patent: November 22, 1994
    Assignee: Amicon Limited
    Inventors: Christopher R. Bidell, Colin K. Lanyl, Anthony F. Mann, Phillip Stafford
  • Chromatography system
    Patent number: 5167809
    Abstract: A chromatography system comprises a chromatography column 1 consisting of a column tube 7 having end flanges 19 and 27 at its lower and upper ends, supporting an upper end cap 3 carrying a piston rod 9 and a piston 11. The system further comprises a container 20 for the separation media used in the chromatography column, this container having a neck ring 24 of injection moulded construction with a mouth end of a bag 22 embedded therein.
    Type: Grant
    Filed: September 11, 1991
    Date of Patent: December 1, 1992
    Assignee: Amicon Ltd.
    Inventors: Anthony F. Mann, Vincenzo Vassarotti