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PTAB Invalidates 3 Procter & Gamble Deodorant Patents The Patent Trial and Appeal Board (PTAB) has ruled to invalidate claims across three more Procter & Gamble (P&G) deodorant patents, marking a sig... Read the full IIPLA article: https://iipla.org/news/ptab-invalidates-3-procter-gamble-deodorant-patents