Most Kaspersky licenses are sold for 1-year, 2-year, or 3-year terms. An activation code purchased for the 2014 version would have expired years ago. Once a license expires, the activation code becomes invalid for that specific software version.
Kaspersky 2014 was designed for Windows XP, Vista, 7, and 8. It is not compatible with: activation code for kaspersky 2014
In 2014, the "story" of your code depended on how you bought it: Most Kaspersky licenses are sold for 1-year, 2-year,