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By J.D. Houvener
Patent Attorney and Founder

Are Patents International? A Comprehensive Guide to Global Patent Protection

In today’s globalized world, protecting your intellectual property (IP) across borders is crucial. One question that often arises is whether patents are international. While the answer isn’t straightforward, understanding the nuances of patent laws and international treaties can help innovators secure their rights worldwide.

Understanding Patent Laws by Country

First and foremost, it’s important to note that each country has its own set of patent laws. For instance, the United States operates under U.S. patent law, while Canada and other countries have their own regulations. This means that a U.S. patent does not automatically grant you protection in other countries.

However, international treaties have been established to help streamline the process of obtaining patent protection across multiple jurisdictions. One such treaty is the Patent Cooperation Treaty (PCT), which has been a game-changer in the realm of global patent protection.

The Patent Cooperation Treaty (PCT)

The PCT, often referred to as the “Paris Agreement” within the context of patents, is a multilateral treaty that simplifies the process of filing patents in multiple countries. Established nearly a century ago, the PCT has been adopted by most countries around the world. This treaty allows inventors to file a single patent application that can be used as the basis for patent filings in multiple countries.

When you file a patent application in your home country and indicate your desire to file under the PCT, the examination and search conducted by your home country’s patent office are recognized by the patent offices of other PCT member countries. For example, if you file a patent application in the U.S. and request PCT coverage, the U.S. Patent and Trademark Office (USPTO) will conduct a search that is then honored by other countries’ patent offices.

How the PCT Process Works

Let’s break down how the PCT process works:

  1. Initial Filing: You file your patent application in your home country (e.g., the United States) and indicate that you want to file under the PCT.
  2. International Search: The patent office in your home country conducts an international search on behalf of all PCT member countries. This search report is then shared with the patent offices of other countries where you may want to file.
  3. National Phase Entry: After receiving the results of the international search, you decide in which countries to pursue patent protection. At this stage, you enter the “national phase” in each of those countries, where your application is examined according to local laws and regulations.
  4. Examination and Grant: Each country will examine your application based on the international search report, but they may have specific requirements, such as the format of patent drawings or translations into the local language. If the patent is approved in your home country, it is likely to be approved in other countries as well, given the rigorous standards of the U.S. patent examination process.

Timing Your International Filings

One of the strategic advantages of the PCT is the ability to time your international filings. Filing patents in multiple countries can be expensive, so it’s often wise to wait until your home country’s patent

examination is complete. If your patent is granted in the U.S., which is known for its rigorous examination process, it is more likely to be granted in other countries as well. This can save you both time and money, as you can focus on countries where your invention is most likely to be commercialized.

By waiting for the U.S. patent to be granted, you gain insight into whether the patent will be approved in other countries. This allows you to prioritize your filings and allocate resources more effectively. However, it’s essential to keep in mind the deadlines for entering the national phase in each country, as missing these can result in losing patent rights in those jurisdictions.

International Design Patents: The Hague Agreement

While the PCT covers utility patents, design patents are handled differently. For international design patent applications, the Hague Agreement comes into play. This treaty functions similarly to the PCT but is specifically for industrial designs.

Under the Hague Agreement, an international design application can be filed through a single application that is recognized by all member countries. Just like with utility patents, the home country’s examination results are respected by other countries. However, design patents must still meet the novelty and originality requirements specific to each country.

Working with Patent Attorneys for Global Protection

Navigating the complexities of international patent law can be challenging, especially when dealing with multiple countries with different legal systems and languages. This is why it’s crucial to work with experienced patent attorneys who understand both U.S. and international patent laws.

For instance, if you plan to file a patent in Germany, your U.S. patent attorney can collaborate with a German attorney to ensure that your application meets all the local requirements. This partnership is vital for addressing nuances such as translation accuracy and specific formatting rules.

Key Takeaways for Securing International Patents

  1. Patents are not automatically international: Each country has its own patent laws, so you must file separately in each jurisdiction where you seek protection.
  2. Utilize the PCT for utility patents: The PCT allows you to file a single application that is recognized by multiple countries, simplifying the process of obtaining international patents.
  3. Leverage the Hague Agreement for design patents: For design patents, the Hague Agreement offers a streamlined process similar to the PCT.
  4. Strategically time your filings: To save on costs, wait until your home country’s patent examination is complete before filing in other countries.
  5. Collaborate with international patent attorneys: Working with attorneys familiar with the laws of each country where you seek protection is essential for navigating the complexities of international patent law.

Protect Your Invention Globally with Bold Patents

Securing international patents is a complex process that requires strategic planning and expert guidance. At Bold Patents, we specialize in helping inventors protect their ideas both in the U.S. and abroad. Our team of experienced patent attorneys can guide you through the PCT process, connect you with international legal experts, and ensure that your patents are properly filed in every country where you need protection.

Ready to take your invention global? Book a free discovery call with one of our patent attorneys today, and let’s discuss how we can help you secure your intellectual property worldwide. Visit our PCT patent page to learn more about international patent protection and start your journey towards global IP security.


This article provides a comprehensive overview of international patent protection, with a focus on the PCT and Hague Agreement, emphasizing the importance of strategic timing and collaboration with international patent attorneys. It’s designed to educate inventors on the complexities of securing patents worldwide while encouraging them to seek professional help through Bold Patents.

About the Author
J.D. Houvener is a Registered USPTO Patent Attorney who has a strong interest in helping entrepreneurs and businesses thrive. J.D. leverages his technical background in engineering and experience in the aerospace industry to provide businesses with a unique perspective on their patent needs. He works with clients who are serious about investing in their intellectual assets and provides counsel on how to capitalize their patents in the market. If you have any questions regarding this article or patents in general, consider contacting J.D. Houvener at https://boldip.com/contact/