This is not really a patent question. This is a question under state law of whether your grandfather assigned the invention to another party. If he assigned his rights, you have nothing to license to anyone. If there was a contract, then maybe there is room to regain the rights....Read more »
This is an example of a legal word having two different meanings. The word patent used to mean a right that was granted by the monarch or the government for something, including a right to hold some land, or the exclusive right to sell a certain product in the kingdom. Nowadays,...Read more »
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