https://www.uspto.gov/learning-and-resources/inventors-and-entrepreneurs/ttab-pro-bono-clearinghouse-program
TTAB Pro Bono Clearinghouse Program | USPTO
Information about obtaining pro bono legal services to represent you in a TTAB proceeding.
pro bono clearinghousettabprogramuspto
https://www.pilnet.org/eurasia_intakeform/
Евразийский Pro Bono Clearinghouse Форма pro bono запроса - PILnet
pro bono clearinghousepilnet