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Can a patent make you stop selling your product?

You invented, build, and a product (like a Personal Cooling Unit a devise you wear over your close to keep cool). You have records and receipts of your sales, published pictures, online catalogs, and ...
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Is a rejected patent application considered prior art under “first to file”?

Let's say Company A's patent application is rejected due to prior art, a public disclosure from Company B (made within Company B's 1 year grace period). Would Company B's very similar patent ...
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Filing dates utility provisional application versus follow up design patent application

I filed a utility provisional patent application less than 1 year ago. If within 1 year of the utility prov appl filing date I also file design patent application(s) for the same idea, will the ...
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How does First to File affect multiple inventors?

How does first to file affect multiple inventors? It used to be that if an author/inventor was not listed on the patent the author could lose the patent rights due to the multiple inventor rule. ...