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


July 16, 2021 Revisions of Law to Improve Rules Specific to Japan Currently Causing Lapse of Deadlines (design/trademark)NEW
June 30, 2021 Introduction of Websites for Searching Japanese Court Rulings
June 15, 2021 Introduction of System of Inviting Third-Party Comments in Infringement Suit of Patent (or other intellectual property) Rights
May 31, 2021 Tightening of Regulations on Cross-border Transactions of Counterfeits (design/trademark)
April 19, 2021 Movement to Shift Determination Standard for Rights Restoration to “Unintentional” Standard is Accelerating!
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
  • The Highest level patent firm in Japan