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How to access USPTO EFS-Web online patent filing system and Private PAIR using Chrome Version 42 and later?

posted May 6, 2015, 11:12 PM by Edmund Xie   [ updated May 6, 2015, 11:13 PM ]
If you are a patent lawyer or patent agent and use Chrome Version 42 and later as your browser, you need to enable Java and NPAPI in order to use USPTO EFS-Web online patent filing system and Private PAIR in Chrome.

To enable NPAPI plugins, you need to enter In your URL bar:
chrome://flags/#enable-npapi 
Click the Enable link for the Enable NPAPI configuration option.
Click the Relaunch button that now appears at the bottom of the configuration page.