Intellectual property law in a broad sense includes:

1. Patent law:

Patent law is a type of intellectual property law that mainly protects inventions, utility models and appearances. The exclusive right to design and other technological innovations. The Patent Law stipulates the rights that patentees have over their inventions, including rights to manufacture, use, license and transfer, in order to encourage technological innovation and invention activities.

2. Trademark Law:

Trademark law protects the exclusive rights of trademark owners to their trademarks. A trademark is an identification of goods or services that distinguishes them from other goods or services. The Trademark Law stipulates the registration, use, transfer and protection of trademarks to maintain market order and consumer rights.

3. Copyright Law:

Copyright law protects the rights of original authors of literary, artistic and scientific works to their works. Copyrights include literary works, musical works, artistic works, videos, etc. The Copyright Law stipulates the scope of copyright owners' rights and the duration of protection to encourage creation and the development of culture and art.

4. Trade secret law:

Trade secret law mainly protects the confidentiality of business information. Trade secrets include technical information, operating information, management information, etc., which have important commercial value to the enterprise. The Trade Secrets Law stipulates the scope of protection of trade secrets, confidentiality obligations and illegal acts to safeguard the commercial interests of enterprises.

5. Integrated Circuit Layout Design Law:

The Integrated Circuit Layout Design Law mainly protects the exclusive rights of integrated circuit layout design. Integrated circuits are the core components of electronic products, and their design and manufacturing require a lot of manpower and financial resources. The Integrated Circuit Layout Design Law stipulates the registration, use and protection of integrated circuit layout designs to encourage the innovation and application of integrated circuit technology.

The above are the main contents of broad intellectual property laws. These legal systems constitute the legal framework of intellectual property, provide legal protection and encouragement for creators, inventors and innovators, and promote innovative activities and Development of Intellectual Property. Globally, the formulation and implementation of intellectual property laws play an important role in promoting innovation, protecting intellectual property rights, and maintaining market order.