Kokoku (patent law)
Encyclopedia
A kokoku or kokoku tokkyo koho is an examined and approved Japan
ese patent application
, published for opposition, in contrast to the kokai
, the published ("laid-open"), unexamined Japanese patent application.
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...
ese patent application
Patent application
A patent application is a request pending at a patent office for the grant of a patent for the invention described and claimed by that application. An application consists of a description of the invention , together with official forms and correspondence relating to the application...
, published for opposition, in contrast to the kokai
Kokai
A kokai or kokai tokkyo koho is a published, unexamined Japanese patent application, in contrast to the kokoku or tokkyo koho, the examined and approved Japanese patent application. Kokai means "open to the public", or "laid-open". Kokai are published eighteen months after the earliest priority...
, the published ("laid-open"), unexamined Japanese patent application.