Name, A. A. (Year). Name of patent (Patent Identifier No. xxx). Patent Organization. http://xxxxx
Whitehorn, S. J., & Zehr, G. E. (2006). Electronic media reader (U.S. Patent No. D591,741 S). U.S. Patent and Trademark Office. https://patentimages.storage.googleapis.com/60/7a/8d/d1968eca804a80/USD591741.pdf
As in-text citation:
(Whitehorn & Zehr, 2006)
Source: Publication Manual, 11.8 (example 22)
For a correct APA 7th reference, check the following:
- Reference Type is “Patent”.
- The following fields are filled out