1. You have stated "The same is being used by 3 families who had bought the land from the original owner of the plot(Inclusive of path)", 2. You have again stated " The said 3 families are having only the right to use the path as the ownership still with the original owner", 3. These two statements are contrdictory, 4. However, if you do not have any other access to your plot then the owners of the land constituting the said path can not restrain you from using it, 5. If there is other path to access to your plot then the owner of the private path can restrict you from using the same.