Q. How to cite a patent in APA style?


The official APA Style Blog has information on how to cite a patent.

Patent Reference Format

Here are the four patent reference elements:

  • Name of the inventor to whom the patent was issued
  • Year the patent was issued
  • Unique patent identifier (i.e., the patent number) 
  • Name of the official source of the patent information (usually the name of the patent office).


Surname, A. B. (year). Patent Identifier No. xxx. Location: Source Name.

Thank you for using ASK US and please contact your Campus Library/ARC if you need additional assistance.


  • Last Updated Jan 30, 2018
  • Views 2431
  • Answered By Baker Librarians

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