Electronic Filing System

The Electronic Filing System (EFS) is used to submit New Utility Patent applications, Provisional Patent applications, computer readable format (CRF) biosequence listings, electronic Information Disclosure Statements, multiple Assignments, and Pre-Grant Publication submissions to the USPTO via the Internet. EFS includes software to help you prepare submissions in XML format and to assemble the various parts of the application as an electronic submission package. For more information visit the EFS web site.

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