yamatenisan

A Japanese patent attorney explains trademark risks in OEM/ODM deals for Japan: factories, distributors and agents filing your brand, Article 53-2 remedies, and checklists for brand owners and factories.

A Japanese patent attorney explains how SaaS and app companies should choose trademark classes in Japan: class 9 vs 42, cross-class similarity, and extra classes like 35, 36 and 41.

For overseas companies selling or importing products into Japan: how Japanese patent infringement is judged, the risks, how to check freedom to operate, and what to do after a warning letter or an Amazon Japan infringement notice.

Selling, manufacturing or licensing in Japan? A Japanese patent attorney explains why your home-country patent is not enough, what a Japanese patent lets you do, why structural patents are strong, and how to enter Japan via Paris or PCT.

A Japanese patent attorney explains how overseas companies obtain a patent in Japan: required documents, Paris and PCT routes, Japanese translation, examination request, Office Actions and official JPO fees.

A Japanese patent attorney explains PCT national phase entry into Japan for foreign applicants: the 30-month deadline, Japanese translation, examination request fees by search authority, and PPH.

Official JPO fees for a patent in Japan — filing, examination request and annuities by number of claims — plus the Paris and PCT routes, translation and fee reductions for foreign applicants, explained by a Japanese patent attorney.

Selling on Amazon.co.jp? Brand Registry in Japan generally requires a Japanese trademark. A Japanese patent attorney explains the trademark requirements, how to file from overseas, costs and the fastest route.

Someone registered your brand in Japan? A Japanese patent attorney explains the trademark invalidation trial at the JPO: typical cases, grounds, who can file, the 5-year limit, partial invalidation, and how it compares with opposition and non-use cancellation.

How many months does a Japanese trademark take? A Japanese patent attorney explains the timeline from filing to registration, what causes delays, and how foreign applicants can get registered faster.