Last update: 2012-07-13 Contact Point: xml.standards@wipo.int ReleaseNotesURL: Other information Postal address of publisher of the cited NPL Free format of publication information Date when the cited document is issued Number assigned to an abstract published without the full document in a collection of abstracts. This collection can be a journal, a conference proceedings, a patent collection of abstracts (e. G. Soviet Patent Abstracts ), etc. Name of publisher of the cited non-patent literature (NPL) The name of author who contributes to the cited non-patent literature (NPL) Classification code Title of cited contribution. A contribution is a non patent literature which can be a part of a collection of articles (conference proceedings or journal) or chapters (a book). In case of a monograph, a book title can be defined as a contribution title. If a book is written by many authors and each set of authors wrote a chapter, the contribution title is the title of the book chapter. For a journal or a conference proceedings, the contribution title is the title of the article. Copyright of the cited non-patent literature (NPL) Issue designation of the cited NPL, e.g., Annual, 1971-, 1890-1972. Reference number (general); for the EPO this is the XP number Cited Non Patent Literature