A patent is used to A. disseminate information. B. protect inventors for as long as they live. C. offset the negative effects of taxes. D. assign property rights.

D - ASSIGN PROPERTY RIGHTS

Explanation:

A patent is used to assign property rights because it gives its owner the legal right to enforce and to stop infringes from making,using, selling and offering to sell that property or invention.

Patent rights also makes it illegal for anyone except the owner to make, use import or sell the invention in the country where the patent right was granted.

Therefore, Patent right usually protect the rightful owner .

the first option is correct

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