Hymen L. Lipman (March 20, 1817 – November 4, 1893) is credited with registering the first patent for a pencil with an attached eraser on March 30, 1858 (U.S. patent 19,783).
Hymen L. Lipman was born March 20, 1817, in either Kingston, Jamaica or in the Bahamas, to English parents. He immigrated to the United States around 1829 with them, arriving in Philadelphia, Pennsylvania, where he resided for the remainder of his life.
In 1840, Lipman succeeded Samuel M. Stewart, then the leading stationer in Philadelphia. Three years later, he started the first envelope company in the U.S.
In August 7, 1848, he was married to Mary A. Lehman, daughter of Peter Lehman, one of the founders of the Philadelphia College of Pharmacy in Philadelphia.