IPER

iPer (also known as IPER tool) is an educational computer program designed to manage hypertext and hypermedia.The software was invented in 1996 at Politecnico di Torino and abstracts about its original interface design were published for the first time within the papers of the ED-Media '97 World Conference on Educational Multimedia, Hypermedia, and Telecommunications in Calgary (The EDMedia 97 Paper about Iper).
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The Patent Cooperation Treaty (PCT) is an international patent law treaty, concluded in 1970. It provides a unified procedure for filing patent applications to protect inventions in each of its Contracting States (see Accession section below for current membership information). A patent application filed under the PCT is called an international application or PCT application.
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International Preliminary Examination Report (Form PCT/IPEA/409), produced by an International Preliminary Examining Authority, is a preliminary and non-binding opinion on whether the invention claimed in an international application appears to be novel, to involve an inventive step (to be non-obvious), and to be industrially applicable.

Context: Patent 

A preliminary, non-binding opinion, established by the International Preliminary Examining Authority on the request of the applicant, on the questions whether the claimed invention appears to be novel, to involve an inventive step (to be non-obvious), and to be industrially applicable. As of 1 January 2004, this report is also known as the "international preliminary report on patentability (Chapter II of the PCT)".