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  1. File a PCT Application - WIPO

    A PCT application, also called an international application, is a patent application filed under the Patent Cooperation Treaty (PCT). It has the same legal effect as filing separate national (or regional) patent …

  2. Patent Cooperation Treaty | USPTO

    The PCT makes it possible to seek patent protection for an invention simultaneously in a large number of countries by filing a single “international” patent application instead of filing several separate …

  3. Patent Cooperation Treaty - Wikipedia

    A patent application filed under the PCT is called an international application, or PCT application. A single filing of a PCT application is made with a Receiving Office (RO) in one language.

  4. What Is a PCT Patent and How Does the Process Work?

    Aug 9, 2025 · Understand the PCT patent process, from initial international application to securing rights in diverse countries. The Patent Cooperation Treaty (PCT) offers a streamlined approach for …

  5. PCT – The International Patent System - WIPO

    A single international patent application successfully filed under the PCT (also called “PCT application”) has the same legal effect as filing separate patent applications in all Contracting States.

  6. What is a PCT application? | Oppenhuizen Law PLC

    What is a PCT application (or Patent Cooperation Treaty Application)? A PCT application is an international patent application that preserves your priority date and also delays the date when you …

  7. Info - International Application (PCT) | USPTO

    Apr 1, 2015 · The Patent Cooperation Treaty (PCT) enables the U.S. applicant to file one application, "an international application," in a standardized format in English in the U.S. Receiving Office (the …

  8. What Is a Patent Cooperation Treaty (PCT) Application?

    Feb 25, 2025 · What Is a PCT Application? A PCT application is a single patent application filed through WIPO that allows inventors to seek patent protection simultaneously in multiple countries.

  9. PCT FAQs - WIPO

    In general terms, your international patent application, provided that it complies with the minimum requirements for obtaining an international filing date, has the effect of a national patent application …

  10. 1801-Basic Patent Cooperation Treaty (PCT) Principles

    Oct 30, 2024 · International applications must contain upon filing the designation of at least one Contracting State in which patent protection is desired and must meet certain standards for …