MPEP 500

Receipt and Handling of Mail and Papers

Quick Statistics:

Number of Pages:  134 pgs
Sections:  501 – 513

Brief Summary:

There are proper methods for sending documents to the PTO in order to insure that the documents are received on time. An applicant may choose to send in a facsimile, hand deliver the document, use “Express Mailing”, or the Certificate of Mailing procedure. Some of these methods are appropriate for any document, others may only be available as a proper means of sending certain documents.

This chapter also covers small entity status where certain applications qualify for discounted fees due to particulars about the inventor(s). These particulars will determine whether the application may qualify for small entity status. In addition, it also covers micro entity status.

Key Terms:

Certificate of MailingCertificate of TransmissionExpress Mail
Filing FeeSmall Entity Status 

37 CFR (Code of Federal Regulations):

37 CFR 1.10Filing of correspondence by Priority Mail Express®.
37 CFR  1.53Application number, filing date, and completion of application.

35 USC (United States Code):

35 USC 123Micro entity defined.

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