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Copyright, Patents, and Trademarks Compared |
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A copyright is a right to exclude others from copying creative expression. |
| A patent is a right to exclude others from copying an invention. |
| A trademark is a right to exclude others from copying a sign, symbol or other sort of indicator used to identify the source of a product or service, and to distinguish it from other products and services (in the case of services, the “trademark” is sometimes referred to as a “servicemark”). |