Simple English definitions for legal terms
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Term: USEFUL
Definition: Something is useful if it has a practical purpose and can be used in real life. For example, an invention that can be used in industry to accomplish its purpose is considered useful. However, inventions that are just interesting but don't have a practical purpose are not considered useful in terms of patents.
Useful, adjective. In the context of patents, it refers to an invention that has a practical application.
For an invention to be considered useful, it must have a clear and practical purpose that can be applied in industry. Mere curiosities or speculative ideas are not considered useful in the context of patents.
These examples illustrate the concept of usefulness in patents. Both inventions have a practical application that can be used in industry or to protect people from harm. They are not mere curiosities or speculative ideas, but rather have a clear and practical purpose.