Questions tagged [identifying]
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Help identify the country and the invention of this patent 20877
This plate for patent number 20877, dated November 16, 1921, is on a horse-racing slot machine. What does this patent cover and where was it issued?
Based on the date (November 16, 1921), it's not a ...
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How do you tell what type of patent it is?
As I look through patents, how do you tell if it is a utility patent or a design patent and are pending patents on the USPTO website...or just issued patents?
