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ACS (American Chemical Society) Citation Style Guide

General guidelines to ACS citation format


With patents the minimum required information is:

  • Name(s)
  • Patent Number (make sure it exactly follows document, including all commas, spaces and dashes)
  • Date

If available also include:

  • Patent Stage (e.g. patent, patent application)
  • Title

Basic format:

Patent Owner(s). Title. Patent Number, Date.


Phillips, A.; Heben, M.; Podraza, N.; Yorde, R.; Anderson, R. Organic Substrates Having Improved Weatherability and Mar Resistance. U.S. Patent WO 2018184000, October 4, 2018.