Especially in the earlier days of Ask Patents many posts used "prior art" as synonymous with "killer prior art that would completely show a patent document to not be new". Technically "A is prior art to B" just means that A is allowed to be used against B. To qualify under this correct, and low, hurdle A needs to meet a timing criteria, an "available to the ...


Yes, most are publicaly available from the USPTO and google patents. I believe google has a way of bulk access. Unless non-publication is selected by the applicant, they are published at 18 months after the earliest claimed priority document. Most other countries do not allow non-publication. The 18 month publication date is uniform internationally.

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