Drawing from patent 3,902,798 (Magicam). Showing the Magicam blue screen process using servo controlled cameras.
Developed by Doug Trumbull. 1973/74. Public domain, via Wikimedia Commons.
IEEE (from IEEE Editorial Style Manual):
J. K. Author, “Title of patent,” U.S. Patent x xxx xxx, Abbrev. Month, day, year.
J. P. Wilkinson, “Nonlinear resonant circuit devices,” U.S. Patent 3 624 125, July 16, 1990.
Note: Use “issued date” if several dates are given.
APA (from APA Style Blog)
Surname, A. B. (year). Patent Identifier No. xxx. Location: Source Name.
Bell, A. G. (1876). U.S. Patent No. 174,465. Washington, DC: U.S. Patent and Trademark Office.
ACS (from The ACS Style Guide, Ch. 14: References)
Patent Owner 1; Patent Owner 2; etc. Title of Patent. Patent Number, Date.
Sheem, S. K. Low-Cost Fiber Optic Pressure Sensor. U.S. Patent 6,738,537, May 18, 2004.
5081 data processing card containing a line of DOS JCL code. Dick Kutz (personal property), November 2006.
This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Via Wikimedia Commons.
There is not, as yet, an official method for citing lines of code, though there are formats for citing software and computer programs. Here are some resources for learning more about how to cite code, which should be confirmed with your professor.
[Questions? Suggestions? Contact Vicky Orlofsky!]