A stylized writing instrument which is shaped like a proprietary and/or
familiar object. In general, embodiments of the invention include a
housing shaped like the proprietary and/or familiar object, a writing
element, and internal mechanisms provided within the housing for
extending the writing element from, and retracting the writing tip into,
the housing. The internal mechanisms may comprise a wide variety of
actuation systems for extending and retracting the writing element,
including a cam actuation assembly, an edge slide actuation assembly, a
gravity actuation assembly, a pressure actuation assembly and a push
button actuation assembly.