China and Foreign Patent Agency Services

Comprehensive patent services including application, examination response, reexamination, and invalidation proceedings.

Service Overview

We offer comprehensive patent agency services covering inventions, utility models, and design patents. Our service areas include China, the United States, Japan, South Korea, the European Union, and Southeast Asian countries. Our team has handled over 10000 intellectual property applications and is well-versed in examination practices and laws of each country.

Whether you're filing a PCT international application, applying via the Paris Convention route, or submitting directly to a single country, we provide professional and efficient solutions. Our team has deep technical expertise and can accurately understand your innovations to draft high-quality patent applications.

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Service Process

Initial Inquiry

1-2 business days

Review technical solutions and assess patentability

Search and Analysis

3-5 business days

Global patent search, novelty assessment

File Creation

5-10 business days

Claims and Specification Drafting

Submit Application

1-2 business days

File application with the patent office of the target country

Office Action Response

3-12 months

Respond to Office Action and Secure Grant

Issue Certificate

depending on the country's process

Pay annual fee to receive patent certificate

Required Materials List

Required Materials

Technical Disclosure (Including Detailed Technical Solution)
Inventor Information (Name, Nationality)
Applicant Information (Company Name, Address, Unified Social Credit Code)
Proof of priority (if claiming priority)
Power of Attorney (Notarization required for certain countries)

Optional Materials (please provide if available)

Relevant Prior Art Documents
Product drawings or flowcharts
Experimental data or test results
Published papers or conference materials

Frequently Asked Questions

How long does it take to file a patent application?

Examination timelines vary significantly by country: invention patents in China take approximately 2-3 years, while utility models take 6-12 months; U.S. patents require about 2-4 years; Japanese patents take roughly 1.5-3 years; and EU patents take around 3-5 years. We can expedite the process through our priority examination service.

What types of patents can I apply for for my invention?

Based on your innovation, you can apply for: - Invention patents (to protect technical solutions) - Utility model patents (to protect product structure) - Design patents (to protect product appearance) We'll provide the best protection strategy tailored to your technology.

Do I need to conduct a patent search before filing?

Highly recommended: Conduct a patent search via global databases to assess novelty, avoid redundant R&D, and improve grant rates. We offer professional search services with detailed reports and analysis.

What is the PCT international patent application?

The PCT (Patent Cooperation Treaty) is an international patent application system. A single PCT application takes effect in 150+ member countries simultaneously, streamlining the multi-country filing process. After filing a PCT application, you can enter the national phase in each country within 30/31 months.

What should I do if my patent application is rejected?

You can request reconsideration after receiving a rejection notice. We will analyze the grounds for rejection, amend claims, or provide additional evidence to overturn the decision. Our success rate in reconsiderations exceeds the industry average.

How to maintain patent validity?

Patents require annual fees to remain in force after grant. Annual fee standards and due dates vary by country. We offer monitoring and payment services to ensure your patents stay valid.

Need professional patent application services?

Contact our expert team now for a free initial assessment and quote.

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