How do kind codes differ between PCT and U.S. national stage applications?
Kind codes for PCT (Patent Cooperation Treaty) applications and U.S. national stage applications differ in their usage and meaning. The MPEP 901.04(a) provides the following information: For PCT applications: “A1” – PCT application published with the international search report “A2” – PCT application published without the international search report “A3” – PCT search report published…
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