GL-PCT B VI 2 State of the art – oral disclosure, etc.
GL-PCT B VI 1 General
GL-PCT B VI – The state of the art at the search stage
GL-PCT B V 3.4 Verification of the IPC classification
GL-PCT B V 3.3 IPC classification in cases of a lack of unity of invention
GL-PCT B V 3.2 IPC classification when the scope of the invention is not clear
GL-PCT B V 3.1 Amended classification of late‑published search reports
GL-PCT B V 3 IPC classification of the application
GL-PCT B V 2.1 Incorrect preclassification
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