Practice Areas

Japanese and foreign applications, prosecution, etc.
- Filing and prosecution of applications for patents, utility models, designs, trademarks and service marks
- International patent applications (PCT)
- International trademark applications (Madrid system for international registration of trademarks)

Oppositions, appeals, etc.
- Provision of information, Oppositions, Various appeals

- Court procedures as appeals to JPO appeal decisions, Infringement suits, Warning letters, Settlement

- Translation of patent specification etc., Other (technical) translations including correspondences, and evidence, reference, material, test reports etc. in preparation for litigation

Various searches/Expert opinions
- Prior art search, Trademark search, etc., Making patent map, Watch services, Expert opinions on infringement, patentability, etc.

- Infringement, Acquisition of right, Evaluation of patent validity, Dispute resolution, Contract etc.
- Assistance in IP asset creation (particularly for universities, research institutions etc.)

Petition for changing the Circuit Layout of a Semiconductor Integrated Circuit

Restraint on importation

Copyright, Unfair competition

International Patent Office

Osaka Office:
Meiji Yasuda Seimei Osaka Midosuji Bldg.
1-1, Fushimimachi 4-chome
Chuo-ku, Osaka
541-0044 JAPAN
Phone : 81-6-6227-1156
Fax: 81-6-6227-0260
E-mail :

Tokyo Office:
Kishimoto Building
2-1, Marunouchi 2-chome
Chiyoda-ku, Tokyo
100-0005 JAPAN
Phone : 81-3-5220-3315
Fax : 81-3-5220-3316
E-mail :

TAKASHIMA International Patent Office