Patents Assigned to Ward Sealing, Inc.
  • Prefilled, presealed toner cartridge insert
    Patent number: 5907747
    Abstract: A toner cartridge insert (10) for use in remanufactured toner cartridges (16) and a method for remanufacturing toner cartridges. The toner cartridge insert (10) is hollow and conforms to the shape of the inside of the toner hopper (40). The toner cartridge insert (10) is presealed and prefilled with toner (13) so that the toner hopper (40) does not have to be cleaned, sealed, and refilled in order to remanufacture a toner cartridge (16).
    Type: Grant
    Filed: February 2, 1998
    Date of Patent: May 25, 1999
    Assignee: Ward Sealing, Inc.
    Inventor: Mark A. Diener