Offices implementing PPH
Since the start of the PPH pilot between the JPO (Japan) and the USPTO (USA) in 2006, the number of Offices implementing PPH has increased to as many as 55.
: Global PPH participating Offices
PPH implementation relationships
The PPH, typically based on a bilateral agreement between two Offices, must be implemented between the Office of Earlier Examination (OEE) and the Office of Later Examination (OLE). The following table shows the relationships between PPH implementing Offices.