High Quality Content by WIKIPEDIA articles! KA-BAR (trademarked as KA-BAR, capitalized) is the contemporary popular name for the combat knife first adopted by the United States Marine Corps in November 1942 as the 1219C2 Combat Knife (later designated the USMC Mark 2 Combat Knife or Knife, Fighting Utility), and subsequently adopted by the United States Navy as the U.S. Navy Utility Knife, Mark 2. Additionally, KA-BAR is the trademark and namesake of a related knife manufacturing company, KA-BAR Cutlery Co., Inc. (formerly Union Cutlery Co.) of Olean, New York, a subsidiary of the Cutco Corporation.