Patent ID: 7226229

Claim:
A self-retractable pen, which is comprised of: a. a pen body; wherein the body of the pen is shaped like a pen; wherein a writing instrument having a writing tip is encased within the pen body; wherein a clip is provided on an outside surface of one end of the pen; wherein said writing tip is provided on the end opposite the clip in the interior of the pen body; b. a grip; wherein said grip is provided between the writing tip and the clip; wherein a cavity in the grip houses a bladder; wherein the bladder is compressed by squeezing a portion of a surface of the grip; c. a shaft; wherein said shaft is positioned in the interior of the pen and; wherein a flange is positioned on one end of the shaft; wherein the flange rests against a spring; wherein the bladder rests against one side of the flange and; wherein one side of the writing instrument makes contact with one surface of the flange; said writing instrument moves in an up and down direction when the grip is squeezed.