About 9,180,000 results
  1. Search for patents | USPTO - United States Patent and …

  2. Patent Public Search | USPTO - United States Patent and …

  3. Google Patents

  4. United States Patent and Trademark Office - Search USPTO.gov

  5. Patent Public Search Basic (PPUBS Basic) - United States Patent

  6. Patent Center - United States Patent and Trademark Office

  7. Patent Public Search | USPTO - extended window - United States Patent ...

  8. Google Patents Advanced Search

  9. United States Patent and Trademark Office

  10. Patents | USPTO - United States Patent and Trademark Office