What do the so-called three major sectors and seven major issues in the patent law mean respectively?

1, three sections: acquisition, use and rights protection.

2. Seven major issues:

What is a patent right?

Who can apply for and obtain the patent right?

What inventions can be patented?

Patent application, examination and confirmation procedures?

Other conditions that need to be met to obtain the patent right?

How to protect patent rights and related rights?

How to protect public rights and prevent abuse of rights?