What happens to a product with a provisional patent after it expires?

I have a pr? Cursor? Pat has requested?, Who? S rolling mid-May? the eye abroad?. If I’m not in a position, a formal patent application by adding up? the device? T invented? I come from? ask? I understand I have the right to patent, it is to lose, but what about others? Is it in the public domain, no one else can either for a patent? I followed tr? S explore some f a market? R them.

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