He has no obligation either to use it or to grant its use to others .
A patent owner is not in the position of a quasi-trustee for the public , or under any obligation to see that the public acquires the free right to use the invention .
patent owner has no obligation either to use it or to grant its use to others .
A patent owner is not in the position of a quasi-trustee for the public , or under any obligation to see that the public acquires the free right to use the invention .