2595 Forms [R-07.2022]
The following forms are suggested when submitting a maintenance fee or establishing a fee address for maintenance fee purposes. “Maintenance Fee Transmittal Form,” Form PTO/SB 45; and “‘Fee Address’ Indication Form,” Form PTO/SB/47.
Form PTO/SB/125 (“Request for Customer Number”) may be used to request a customer number. Form PTO/SB/66 (“Petition to Accept Unintentionally Delayed Payment of Maintenance Fee in an Expired Patent (37 CFR 1.378(b))”) may be used to file a petition under 37 CFR 1.378(b).
![Maintenance Fee Transmittal Form (PTO/SB/45)](graphics/2595-formSB45_pg1.png)
![Privacy Act Statement -- PTO/SB/45](graphics/2595-formSB45_pg2.png)
![Fee Address Indication Form (PTO/SB/47)](graphics/2595-formSB47_pg1.png)
![Privacy Act Statement -- PTO/SB/47](graphics/2595-formSB47_pg2.png)
![Request for Customer Number -- PTO/SB/125A](graphics/2595-formSB125_pg1.png)
![Request for Customer Number -- PTO/SB/125B](graphics/2595-formSB125_pg2.png)
![Privacy Act Statement for PTO/SB/125A and PTO/SB/125B](graphics/2595-formSB125_pg3.png)
![Petition To Accept Unintentionally Delayed Payment of Maintenance Fee in an Expired Patent (37 CFR 1.378 (c)) (PTO/SB/66)](graphics/2595-formSB66_pg1.png)
![PTO/SB/66 -- Page 2](graphics/2595-formSB66_pg2.png)
![PTO/SB/66 -- Page 3](graphics/2595-formSB66_pg3.png)
![PTO/SB/66 - page 4](graphics/2595-formSB66_pg4.png)
![PTO/SB/66 Privacy Act Statement](graphics/2595-formSB66_pg5.png)