Patent Office, Tokyo

Little can be said about Japanese patents as a source of information for the chemist searching the literature however, Japanese patents are being abstracted by Chemical Abstracts. Information about them may also be had from Tokyo Koho, the official patent report appearing irregularly in Japanese, published by Hatsumei Kyokai, The Patent Office, Tokyo (3). 

JAPIO. This database is produced by the Japan Patent Information Organization and is based on the Patent Abstracts of Japan provided by the Japanese Patent Office. The database is updated monthly and contains all Kokai Tokyo Kobo (pubUshed unexamined patent appHcations) pubUshed as of October 1976. Records appear ia JAPIO approximately six months after pubhcation of the unexamined patent appHcation. English language abstracts are provided for the majority of appHcations filed by Japanese appHcants. AppHcations by non-Japanese appHcations do not have abstracts, but bibliographic information is iacluded. Searchable fields iaclude the International Patent Office Classification and JAPIO classification (96). 

Patent Abstracts of Japan. 1976-. Tokyo Japanese Patent Office. URL http //www.ipdl.go.jp/homepg e.ipdl. English abstracts plus drawings of Japanese patent applications. Includes legal status data. Computerized translations are available at the site, but usually several months behind. Available online. 

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