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Patent classification System (World of IP - Ronnie George) View |
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Patent Classification Searching (Patent Hope) View |
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How to find CPC (the Cooperative Patent Classification) codes for U.S. patents (Miami University Libraries Instructional Videos) View |
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Intelligent Patent Classification System - Introduction for 15 Minutes (Apollo ZHANG) View |
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USPTO Cooperative Patent Classification (CPC) (ipMAGNET USPTO Patent Search) View |
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Part 3 - How to Search Patents by Classification (Patent Help) View |
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Patent Tutorial (University of Michigan Library) View |
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ipc international patent classification basics (Magalyn Melgarejo) View |
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Classification Codes on Patents - What do they mean (InventingDaily) View |
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How to read a patent | Chapter 6 | Classification Code, When, Patent Family, INID Codes (Sanrachna Foundation) View |