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The permissible-repair doctrine is a rule that says if someone is allowed to make, use, or sell a patented item, they also have the right to fix and replace parts of that item that are not patented. This means they can repair the item without breaking any patent laws. It's like being allowed to fix your toy without getting in trouble for copying it.
The permissible-repair doctrine is a rule in patent law that allows a licensee who is authorized to produce, use, or distribute a patented device to also have the right to repair and replace unpatented components.
For example, if a company has a license to produce a patented machine, they can also repair and replace any unpatented parts of the machine without infringing on the patent. This allows for the continued use and maintenance of the machine without violating patent laws.
The permissible-repair doctrine is important because it allows for the efficient and cost-effective maintenance of patented devices, while still protecting the rights of the patent holder.