Perhaps that is only in your mind or in theory?
Sit back in the hot tub lefty and chill 
Polynesian culture has or at least had very little concept of personal property, and I believe there have been many others.
So personal property is not an intrinsic human right or requirement.
It is possible to consider modern "Western" attitudes to property as a rather a destructive aberration that has got out of hand.
Consider the fact that things like naturally occurring genes are being patented!
Third world countries are reluctant to provide information about medicinal plants because they fear (probably correctly) that such knowledge will not be shared for common good but will result in patented medicines being sold back to them at high profits.