Writing instruments and refills thereof [writing instruments]; pens, ballpoint pens, correction pens; gel-ink ballpoint pens; fountain pens; writing ink; cartridges for ballpoint pens; pen refills; refills for ball-point pens; felt-tip pens for writing; drawing instruments and refills thereof, pens for drawing; drawing ink; crayons; pencils; color pencils; felt-tip pens; marking pens [stationery]; highlighters; felt marking pens; writing instruments and refills thereof [writing instruments]; pens, ballpoint pens, correction pens; gel-ink ballpoint pens; fountain pens; writing ink; cartridges for ballpoint pens; pen refills; refills for ball-point pens; felt-tip pens for writing; drawing instruments and refills thereof, pens for drawing; drawing ink; crayons; pencils; color pencils; felt-tip pens; marking pens [stationery]; highlighters; felt marking pens.;