explain patent law in points having headers
explain patent law in points having headers for easy understanding:

1. **Definition of a Patent:**
   - A patent is a type of intellectual property right granted by a government that gives the inventor exclusive rights to their invention for a certain period.

2. **Types of Patents:**
   - Utility Patents: These are for new and useful processes, machines, manufactures, or compositions of matter.
   - Design Patents: These protect new, original, and ornamental designs for an article of manufacture.
   - Plant Patents: These are for inventing or discovering and asexually reproducing a distinct and new variety of plant.

3. **Patent Eligibility:**
   - To be eligible for a patent, an invention must be new, useful, and non-obvious.
   - The invention must also be sufficiently described so that it can be replicated by others.

4. **Patent Application Process:**
   - The process begins with a patent application, which includes a detailed description of the invention, drawings, and claims.
   - The application is reviewed by a patent examiner, who determines whether the invention meets the patentability requirements.
   - If the application is approved, the inventor is granted a patent.

5. **Patent Term:**
   - The term of a utility patent is 20 years from the date of filing the application.
Certainly! Here’s a concise overview of patent law structured with headers and points:

### 1. **Definition of Patent**
   - A patent is a legal right granted by a government to an inventor for a limited period.
   - It gives the inventor exclusive rights to make, use, sell, and distribute the invention.

### 2. **Types of Patents**
   - **Utility Patents**: For new and useful processes, machines, articles of manufacture, or compositions of matter.
   - **Design Patents**: For new, original, and ornamental designs of an article of manufacture.
   - **Plant Patents**: For new and distinct varieties of plants.

### 3. **Requirements for Patentability**
   - **Novelty**: The invention must be new and not previously disclosed to the public.
   - **Non-obviousness**: The invention must not be obvious to someone skilled in the relevant field.
   - **Utility**: The invention must have a specific, substantial, and credible utility.

### 4. **Patent Application Process**
   - **Preparation**: Drafting a detailed patent application that describes the invention.
   - **Filing**: Submitting the application to the relevant patent office (e.g., USPTO in the United States).
   - **Examination**: The patent office reviews the application for compliance with patent laws.
   - **Issuance**: If approved, a patent is granted, providing exclusive