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USPTO Systems Status and Availability

Thursday May 30, 2013

DCM Site Maintenance and PAIR Maintenance

DCM Site Maintenance

USPTO will perform maintenance on the Digital Certificate Management (DCM) site (dcm.uspto.gov) beginning at 12:01 a.m. and ending at 3 a.m. on Friday, May 31.

Users may notice intermittent service interruptions on the DCM site during the maintenance.

PAIR Maintenance

USPTO will perform maintenance on Patent Application Information Retrieval (PAIR) beginning at 1 a.m. and ending at 3 a.m. on Saturday, June 1.

PAIR will be unavailable during the maintenance.

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