What is the duration of patents?
The duration of a patent typically lasts for 20 years from the filing date, but it can vary by country.
Are there different types of patents with different durations?
Yes, there are utility patents, design patents, and plant patents, each with specific durations and requirements.
Can a patent be extended beyond its original duration?
In some cases, yes. Patent holders can apply for extensions under certain conditions, but it's not guaranteed.
What happens when a patent expires?
When a patent expires, the invention enters the public domain, allowing anyone to use it without permission.
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