 However, menthol and capsule filter tips sold separately are still allowed in these countries, with Republic Technologies notably launching 2 brand new capsule filters and a new 'cool' menthol filter in addition to their existing number 1 menthol filter.Menthol cigarettes were first developed by Lloyd "Spud" Hughes of Mingo Junction, Ohio in 1924, though the idea did not become popular until the Axton-Fisher Tobacco Company acquired the patent in 1927, marketing them nationwide as "Spud Menthol Cooled Cigarettes".Spud brand menthol cigarettes went on to become the fifth most popular brand in the US by 1932, and it remained the only menthol cigarette on the market until the Brown & Williamson Tobacco Company created the Kool brand in 1933.