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On July 31, 2022 we will retire the Public Patent 
Application Information Retrieval tool, also known  

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as “Public PAIR,” and begin directing customers to 
our newly updated Patent Center that streamlines  

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patent application filing and management and 
replaces all functionality previously available  

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in Public PAIR. Patent Center optimizes your user
experience so you can easily access publicly  

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available documents by: Application number, 
Patent number, Patent Cooperation Treaty  

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[PCT] number, Publication number; or, 
international Design Registration number.  

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You can start using Patent Center today. To 
learn more, visit www.uspto.gov/patentcenter—the  

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one-stop shop for all your patent 
filing, searching, and management needs.