The Resources, below, will provide useful information on patent law and rules and USPTO practice and procedures.

U.S. Patents and Trademarks

Patents May Be Searched Using the Following Resources:

PDF Download of Patents and Published Applications

Check the Filing Status of U.S. Patent Applications

Patent Basics

Patent Resources for Inventors

Trademark Resources

Inventors & Entrepreneurs Assistance

Intellectual Property Awareness, Education & Information

Further Reading Materials

What Are the 10 Greatest Inventions of Our Time?

PDF Download of Patents and Published Applications

Court Decisions


Laws, Regulations, Policies, Procedures, Guidance and Training

Guidance on Patent Subject Matter Eligibility

Patent Business Methods

The Courts

The Legislative Branch


Codes and Regulations


World Trade Organization (WTO)

International Patents

Criteria for Patentability | Patent Enforcement

How to Get a European Patent, Guide for Applicants

Directory of Intellectual Property Offices

Intellectual Property Offices

Australian Patent Office

Canadian Intellectual Property Office (CIPO)

China, State Intellectual Property Office (SIPO) of People's Republic of

European Patent Office (EPO)

German Patent and Trade Mark Office (DPMA)

India Patent Office

Italian Patent and Trademark Office

Japan Patent Office (JPO)

United Kingdom Intellectual Property Office

World Intellectual Property Organization (WIPO)