How can I request a customer number for patent-related purposes?

To request a customer number for patent-related purposes, you can use Form PTO/SB/125, titled “Request for Customer Number.” This form is specifically mentioned in MPEP 2595, which states: “Form PTO/SB/125 (“Request for Customer Number”) may be used to request a customer number.”

A customer number is useful for various patent-related communications with the USPTO, including maintenance fee correspondence.

To learn more:

• customer number
• USPTO forms
• patent procedure