Premise: Well, it may provide additional incentives for the patentee to exploit and promote and disseminate that particular work. With respect to creative works like works of art, books and that sort of thing, it 20 patentee, that there was a bargain in effect between the inventor and the Government that at a certain period of time it would become part of the public domain. It seems to me it's inconsistent with that.
Hypothesis: The number 20 is located in this text.