International Patent Filing and Registration

In an increasingly borderless world, safeguarding your invention across jurisdictions is vital. International Patent Filing enables innovators to establish protection beyond their home country via the international patent application filing process. Whether your innovation is in the US, Europe, India or elsewhere, securing international patent protection gives you peace of mind and a competitive edge on a global scale.

Our international patent law firm offers tailored solutions to optimise your filing strategy, support you through complex procedures, and anchor your innovation with legally sound protection.

Why choose an international patent attorney to lead your strategy?

Our international patent attorneys specialise in crafting effective global patent portfolios. They align your invention disclosure with PCT requirements and navigate varied national laws effortlessly. Competent legal counsel ensures:

  • Strategic selection of countries via PCT or direct national filings
  • Clarity and precision in drafting to avoid refusals
  • Compliance with diverse patent formalities, deadlines, and translation needs
  • Proactive management of costs and renewal obligations

Step-by-Step International Patent Application Process

1. Evaluate invention and conduct global clearance

Before filing, conduct a thorough patentability search. Your international patent lawyer evaluates novelty, inventive step, and commercial value across relevant jurisdictions.

2. Choose the optimal filing route (PCT vs direct filings)

    • International Patent PCT (Patent Cooperation Treaty) route: File one international patent application to provisionally seek protection in multiple countries. Ideal for managing applications internationally without immediate national filings.
    • Direct national filings: In key countries (like India, US, EU), file directly when budget or timing favours it.

3. File the international patent application (PCT phase)

A single international patent application process under the PCT gives you up to 30/31 months to decide the national phase. We prepare and file it, coordinating with the International Bureau and ensuring formal and technical compliance.

4. Enter national phases and pursue national prosecutions

After the PCT phase, we manage international patent registration across selected jurisdictions. This includes responding to office actions, translating claims where needed, and ensuring deadlines are met.

5. Manage post-grant obligations and renewals

Once patents grant, upkeep via annuity payments and compliance check-ins become crucial. Our team handles global patent maintenance while you focus on innovation.

Legal Compliance and Documentation

  • Detailed invention disclosure and priority documentation
  • Claims drafted per jurisdictional standards
  • Formal forms (PCT/RO, national patent office forms)
  • Translations into required languages (e.g., French, German, Spanish, Chinese)
  • Power of Attorney for national filings
  • Fee declarations and inventor consent forms where applicable

Benefits of International Patent Filing

  • Streamlined process through PCT saves both time and international patent cost
  • Extended deadline flexibility with the international patent application process
  • Strategic market coverage without filing in every country upfront
  • Professional oversight from an international patent law firm
  • Reputation boost and legal certainty in investor or partner negotiations

Budgeting your global strategy

Consideration

Insights

International patent cost

Includes PCT filing fees, national entry fees, translations, attorney charges, and annuities.

Worldwide patent application

Start with core markets, then expand strategically based on budget and market potential.

Foreign patent filing

Requires local representation and may involve differing formalities and timelines.

 

Who Can Benefit?

  • Entrepreneurs and start-ups seeking global expansion
  • Small and medium enterprises with export ambitions
  • Universities and R&D centres commercialising inventions
  • Multinational organisations building a global IP strategy


Our international patent law firm supports all applicant types with tailored advice.

Safeguard Your Invention with Global Reach

Protect what you’ve created. Our expert international patent attorneys stand ready to guide you through the entire journey from filing to global enforcement. Contact Kayser & Co. international patent law firm today to start your international patent application filing and solidify your innovation’s worldwide protection.

Frequently Asked Questions (FAQs)

What is the international patent filing process like?

It begins with your home patent application or PCT filing, followed by national phase entry, examination, and eventual grant. The PCT route streamlines early phases.

If you plan to seek protection in multiple countries, the international PCT application is highly efficient, it delays costly national filings while securing an early filing date.

Costs vary based on the number of jurisdictions, translation needs, and complexity. Use this as a guideline for your international patent cost: PCT fees ($1,500–$3,000 per country), plus annuities.

Early ideally before drafting or before any national filings. This ensures your international patent application filing is defensible and optimised across jurisdictions.

Yes. Some choose foreign patent filing directly where immediate protection or defence of commercial interests is needed. We can guide which route suits your strategy best.

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