Patent information centres (PATLIB) Are the services in PATLIB centres free of charge? Home Service & support Frequently Asked Questions (FAQ) Searching for patents Patent information centres (PATLIB) Are the services in PATLIB centres free of charge? Facebook X Linkedin Email Are the services in PATLIB centres free of charge? Yes, many services provided by PATLIB centres are free of charge. The portfolio of such free services varies from centre to centre. Category Patent information centres (PATLIB) Go to FAQ overview