填空题

Useful is one of the basic elements of patentability.

答案： Y

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Galileo was granted a patent on a mechanism for raising irrigation water to fields.

答案： Y

Patent systems as we know have been used as a social tool since the Renaissance.

答案： Y

The first U.S. Patent was on a chemical subject.

答案： Y

The Patent Act of 1836 only created a Patent Office to examine applications.

答案： N

The U.S. Patent Law is out of date.

答案： Y

Useful is one of the basic elements of patentability.

答案： Y

An inventor dose not have a right to a patent unless he or she has fulfilled his or her _______.

答案： part of the bargain

The fundamental goal of the Patent systems of the world is to check the invention of the world.

答案： N

The preeminent consideration of patent system is _______.

答案： the public interest

The legal document of patent is actually known as _______.

答案： Letter Patent