Patent ID: 6200052
Filing Date: 2001-03-13
Classification: B43K

Abstract:
A writing instrument comprising:a barrel having an open end;a cartridge connected to the barrel, the cartridge having a writing portion extending from the open end of the barrel; anda cap having a front end and a back end, the cap including a tube having an opening at the back end, the opening having a first diameter, and the cap further including a bulb at the front end and connected to the tube, the bulb having a second diameter and an approximately oval front side,wherein the cartridge is removably insertable into the tube and the second diameter is greater than the first diameter, and wherein the bulb has a sufficient mass relative to the rest of the writing instrument that the writing instrument will remain standing when placed bulb-down on a horizontal surface in a close to vertical position, and wherein the barrel does not extend into the tube.