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USPTO — API status & change history

USA patent api services

Last checked 2026-11-02 22:06 UTC — HTTP 200, 2097 ms. Availability over 30 days of data: 100.00%.

160 ms · 2026-10-05 02:50 UTC149 ms · 2026-10-06 02:51 UTC167 ms · 2026-10-07 02:54 UTC157 ms · 2026-10-08 02:56 UTC175 ms · 2026-10-09 02:59 UTC159 ms · 2026-10-10 03:03 UTC343 ms · 2026-10-11 03:07 UTC135 ms · 2026-10-12 03:10 UTC302 ms · 2026-10-13 03:13 UTC443 ms · 2026-10-14 03:16 UTC359 ms · 2026-10-14 21:18 UTC256 ms · 2026-10-15 21:20 UTC101 ms · 2026-10-16 21:23 UTC1445 ms · 2026-10-17 21:26 UTC1053 ms · 2026-10-18 21:28 UTC139 ms · 2026-10-19 21:30 UTC143 ms · 2026-10-20 21:31 UTC198 ms · 2026-10-21 21:34 UTC138 ms · 2026-10-22 21:38 UTC116 ms · 2026-10-23 21:41 UTC124 ms · 2026-10-24 21:45 UTC160 ms · 2026-10-25 21:47 UTC124 ms · 2026-10-26 21:49 UTC142 ms · 2026-10-27 21:53 UTC93 ms · 2026-10-28 21:56 UTC132 ms · 2026-10-29 21:56 UTC2337 ms · 2026-10-30 22:00 UTC1394 ms · 2026-10-31 22:02 UTC1539 ms · 2026-11-01 22:05 UTC2097 ms · 2026-11-02 22:06 UTC
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Shape history

9 confirmed · 14 signals on record. A change confirms after it survives three consecutive polls.

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