Ten years later, still stuck on Post-it notes.

Ten Years Later, Still Stuck on Post-it Notes

Ten years ago this spring, the 3M Company introduced Post-it brand notes, launching what it claims is the most successful innovation in the history of note paper.

The repositionable notes are one of the five top-selling office supply products in the U.S. They also are top sellers in Europe and in Japan (where the shape of the notes is long and narrow, to accommodate the vertical writing of traditional Japanese characters).

This month in particular marks the tenth anniversary of 3M's nationwide rollout of Post-it notes. During the product's tortuous development phase in the 1970s, the company's marketing …