Current Status


The kind codes of the patent legal status in " Patent Viewer" are following.
Display Name Description
APPLY Applied for patent filing.
ISSUED  Issued and Survive.
EXPIRED  Expired because of life of patent right or non-payment.
25 YEARS ELAPSED  Elapsed for 25 years after filing.
20 YEARS ELAPSED  Elapsed for 25 years after filing.

Patent search method (Introduction).

Patent search method (Beginner).

Patent Search (Patent Database)

Patent Analysis