What is a PCT Receiving Office (RO)? In order to file a PCT application, a Receiving Office (RO) must be selected. For most US practitioners, the default is to select the US as the Receiving Office due to the familiarity of electronically filing patent applications with the USPTO. There’s just one problem. The USPTO cannot […]
Articles Tagged: international search authority
Which International Search Authority should a PCT applicant choose?
What is an International Search Authority? An International Search Authority (ISA) is a patent office that you choose to search for prior art relevant to your PCT application. The ISA will provide an International Search Report (ISR) detailing the results of their prior art search, which typically includes a list of prior art references and […]
What is a PCT Receiving Office (RO) and International Search Authority (ISA)?
Who can file a PCT application? Before delving into the details of PCT Receiving Offices (RO) and International Search Authorities (ISA), we should start with a foundational issue of who can file an international PCT application. To file a PCT application, at least one of the applicants must be a national or resident of a […]