Patents Assigned to Dart Industries
  • Pre-school stencil kit
    Patent number: 5100324
    Abstract: A stencil kit including a case, a drawing panel releasably mountable to said case in the manner of a cover, and multiple stencils selectively mounted to drawing surfaces formed on opposite faces of the drawing panel. The drawing panel includes an integral handle, which, upon a mounting of the drawing panel to the case, provides a handle for the entire kit. Interengaging lugs and a latch and keeper assembly provide for releasable joinder of the drawing panel to the case. Positioning flanges, projections and recesses about each drawing surface and on the associated stencils releasably position the stencils for use.
    Type: Grant
    Filed: July 31, 1990
    Date of Patent: March 31, 1992
    Assignee: Dart Industries Inc.
    Inventor: Nancy D. Slayton
  • Container for storing and dispensing goods
    Patent number: 5082135
    Abstract: A receptacle is provided with vertically extending internal guide ribs which terminate in upper support shoulders in downwardly spaced relation to the open upper end of the receptacle. An insert is mounted for vertical sliding within the receptacle and includes a bottom tray having recesses at peripherally spaced points thereabout corresponding to the position of the guide ribs. The recesses complement the ribs for a vertical non-rotational guiding of the insert. The tray, above the shoulders rotates to seat on the shoulders.
    Type: Grant
    Filed: May 8, 1990
    Date of Patent: January 21, 1992
    Assignee: Dart Industries Inc.
    Inventor: Pieter K. J. DeCoster
  • Cooling arrangement for valve stem gates in hot runner injection molding machine systems
    Patent number: 5071340
    Abstract: An injection molding machine and method in which a hot runner has heated nozzles and piston operated nozzles valves, the stems of the nozzle valves and the nozzle bushings have passages connected to the cylinders to carry cooling fluid to the cylinders to actuate the nozzle valves.
    Type: Grant
    Filed: March 2, 1990
    Date of Patent: December 10, 1991
    Assignee: Dart Industries Inc.
    Inventor: Vincent S. LaBianca
  • Covered dish with vent
    Patent number: 5065889
    Abstract: A casserole dish and cover that cooperate to allow cooking in a vented and unvented condition as well as a controlled transition from a vented to an unvented state. The dish includes a cam ledge and the cover includes a lip that is rotatable and pivotable on the cam ledge to allow controlled venting and access to the interior of the dish.
    Type: Grant
    Filed: August 3, 1990
    Date of Patent: November 19, 1991
    Assignee: Dart Industries Inc.
    Inventor: Rino Conti
  • Tray cover or the like
    Patent number: D321302
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: November 5, 1991
    Assignee: Dart Industries Inc.
    Inventor: Larry G. Zimmerman
  • Cover for a food storage container or the like
    Patent number: D321456
    Type: Grant
    Filed: November 21, 1988
    Date of Patent: November 12, 1991
    Assignee: Dart Industries, Inc.
    Inventor: Martin J. Wolff
  • Cutlery insert for a container
    Patent number: D321458
    Type: Grant
    Filed: July 24, 1989
    Date of Patent: November 12, 1991
    Assignee: Dart Industries Inc.
    Inventors: Stig Lillelund, Eskil H. Olsen
  • Covered serving dish or the like
    Patent number: D322013
    Type: Grant
    Filed: March 17, 1989
    Date of Patent: December 3, 1991
    Assignee: Dart Industries Inc.
    Inventors: Robert H. C. M. Daenen, Pieter K. J. DeCoster
  • Egg cup or the like
    Patent number: D322195
    Type: Grant
    Filed: March 17, 1989
    Date of Patent: December 10, 1991
    Assignee: Dart Industries Inc.
    Inventors: Robert H. C. M. Daenen, Jean C. Tilman
  • Flower arranging insert for a container
    Patent number: D322768
    Type: Grant
    Filed: July 24, 1989
    Date of Patent: December 31, 1991
    Assignee: Dart Industries
    Inventors: Stig Lillelund, Eskil H. Olsen
  • Pitcher or the like
    Patent number: D323093
    Type: Grant
    Filed: December 28, 1988
    Date of Patent: January 14, 1992
    Assignee: Dart Industries Inc.
    Inventors: Augusto A. Picozza, Rino Conti
  • Covered salad bowl or the like
    Patent number: D323097
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: January 14, 1992
    Assignee: Dart Industries Inc.
    Inventor: Augusto A. Picozza
  • Playground toy or the like
    Patent number: D323194
    Type: Grant
    Filed: August 1, 1989
    Date of Patent: January 14, 1992
    Assignee: Dart Industries Inc.
    Inventors: Rino Conti, Lawrence O. Freese, Douglas M. Laib, Dominick Loscalzo, Bruce M. Scott
  • Puzzle toy
    Patent number: D323360
    Type: Grant
    Filed: July 31, 1989
    Date of Patent: January 21, 1992
    Assignee: Dart Industries, Inc.
    Inventor: Nancy D. Slayton
  • Salad bowl or the like
    Patent number: D324324
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: March 3, 1992
    Assignee: Dart Industries Inc.
    Inventor: Augusto A. Picozza
  • Cover for a food storage container or the like
    Patent number: D325847
    Type: Grant
    Filed: November 21, 1988
    Date of Patent: May 5, 1992
    Assignee: Dart Industries Inc.
    Inventor: Martin J. Wolff
  • Toy chain or the like
    Patent number: D326120
    Type: Grant
    Filed: July 26, 1989
    Date of Patent: May 12, 1992
    Assignee: Dart Industries Inc.
    Inventors: Howard W. Michaelson, Douglas M. Laib
  • Cover for a food storage container or the like
    Patent number: D326979
    Type: Grant
    Filed: November 21, 1988
    Date of Patent: June 16, 1992
    Assignee: Dart Industries Inc.
    Inventor: Martin J. Wolff
  • Colander cover or the like
    Patent number: D327605
    Type: Grant
    Filed: August 14, 1990
    Date of Patent: July 7, 1992
    Assignee: Dart Industries Inc.
    Inventors: Robert H. C. M. Daenen, Victor J. J. Cautereels
  • Colander or the like
    Patent number: D327608
    Type: Grant
    Filed: August 14, 1990
    Date of Patent: July 7, 1992
    Assignee: Dart Industries Inc.
    Inventors: Robert H. C. M. Daenen, Victor J. J. Cautereels