Assisting our clients from discovery of an invention to enforcement of IP rights.  “We are your professional partner to protect your intellectual property.”
Nagoya International Patent Firm provides a wide range of IP-related services to support our clients, by having many employees with varied experiences. We provide “one-stop service” covering all aspects of your IP needs: assistances for discovery and conceptualization of innovative ideas; preparation and prosecution of applications; enforcement of IP rights; and IP management and strategies. We are committed to provide high-quality services at all phases of IP management based on our abundant experience, to heighten corporate value of our client.
  • Patents & Utility Models
  • Trademarks
  • Designs
  • IP Legal Service & Litigation
  • Search Service
  • Translation Service
  • Patent Search DO Service


[ IP News-Patent/Utility Model ] JPO’s Interim Guidelines on Product-by-Process Claims
[ IP News-Patent/Utility Model ] Patent Opposition System
[ IP News-Patent/Utility Model ] Time Requirements for Filing Divisional Application
[ IP News-Patent/Utility Model ] Interrogation using Examination Report by the Examining Division
[ Firm News ] Our New English website launched


April 5, 2021 Introduction to Examples of Graphic Image Design Registrations after Revision of the Design Act in 2020
March 22, 2021 Cabinet Approved the Bill on Revision of the Patent Act and Other Acts
February 26, 2021 Criteria for “Advantageous Effect” in Determination of Inventive Step are Clarified
February 8, 2021 News about “Expansion of Applicable Scope of Abolition of Seal-Stamping” in Procedures before JPO
January 29, 2021 Full Enforcement of the Revised Patent Act
December 18, 2020 ”Holidays and Office Closure” information for year 2021
August 11, 2020 Collective Application for Multiple Designs will be Enabled on April 1, 2021 (Follow-up on Revised Design Act)
August 5, 2020 Update of “Services for Foreign Clients” page
July 16, 2020 Our Newly Registered Attorneys (Kazuo Takizawa, Mariko Haniu, Hiroko Iwatsuki, and Natsuko Tsuji)
December 25, 2019 ”Holidays and Office Closure” information for year 2020
August 2, 2019 Promulgation of The Act on the Partial Revision of the Patent Act and Other Acts (Act No. 3 of May 17, 2019)
December 13, 2018 ”Holidays and Office Closure” information for year 2019
July 9, 2018 July 9, 2018 [Information on Intellectual Properties in Japan] Amendment of Acts (effective as of June 9, 2018)
December 14, 2017 ”Holidays and Office Closure” information for year 2018
December 7, 2016 ”Holidays and Office Closure” information for year 2017
  • The Highest level patent firm in Japan