Patents That Power ZoomInfo.com

As described in the overview regarding how our database is built, ZoomInfo has patented technologies that distinguish us from competitors who use only manual or user-contributed processes to gather and update data.

Our patented search bots crawl the business Web, searching for company info, looking for web pages by function, and more. Read about our patents below.


"Computer method and apparatus for collecting people and organization information from Web sites"

"Computer method and apparatus for determining content owner of a website"

  • 6,618,717: Filed Nov 1, 2000 - Issued Sep 9, 2003
  • Chooses a company's name based on copyrights, trademarks, titles of pages and more using Bayesian techniques
  • Read more about this patent.

"Computer method and apparatus for determining site type of a web site"

  • 6,778,986: Filed Nov 1, 2000 - Issued Aug 17, 2004
  • Differentiates sites by their function: News vs. Weather vs. Specialized info provider vs. Medical vs. Law firm using Bayesian techniques.
  • Read more about this patent.

"Computer method and apparatus for determining content types of web pages"

  • 7,356,761: Filed Jan 24, 2001 - Issued Apr 8, 2008
  • Differentiates pages by their function using Bayesian techniques: is this a press release, management team page, description, employee list?
  • Read more about this patent.

"Computer method and apparatus for extracting data from web pages"

  • 7,065,483: Filed Jul 20, 2001 - Issued Jun 20, 2006
  • Describes a process for performing NLP based extraction of a website’s content
  • Read more about this patent.

"Method for maintaining people and organization information"

  • 7,054,886: Filed Jul 27, 2001 - Issued May 30, 2006
  • Describes Zoom’s matcher and data delivery functions
  • Read more about this patent.

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