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How to Cite a Patent in ACS (4th edition)

Learn how to cite a patent or intellectual property filing in ACS format (4th edition). This guide includes the reference list format, in-text citation examples, and key formatting rules.

ACS Reference List Format

Here is the standard ACS format for citing a patent in your reference list:

Follow the standard ACS template for this source type.

Step-by-Step Guide

  1. Gather source information: Collect the author name, title, publication date, and URL or DOI for your patent.
  2. Format the reference: Arrange the elements following the ACS (4th edition) template shown above.
  3. Create the in-text citation: Add a parenthetical or narrative citation in your paper where you reference this source.
  4. Add to your reference list: Include the full formatted citation at the end of your paper.
  5. Double-check formatting: Verify italics, punctuation, capitalization, and hanging indents match ACS requirements.

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Cite a Patent in Other Styles

Patent in APAPatent in MLAPatent in ChicagoPatent in HarvardPatent in VancouverPatent in IEEEPatent in AMAPatent in TurabianPatent in CSEPatent in BibTeXPatent in NaturePatent in OSCOLAPatent in BluebookPatent in AGLCPatent in ASAPatent in APSAPatent in AAAPatent in NLMPatent in ACMPatent in APSPatent in AIPPatent in CellPatent in SciencePatent in PLOSPatent in BMJPatent in LancetPatent in JAMAPatent in Elsevier HarvardPatent in Springer

Cite Other Sources in ACS

Website in ACSBook in ACSJournal Article in ACSYouTube Video in ACSPodcast in ACSNewspaper Article in ACSPDF in ACSInterview in ACSSocial Media Post in ACSGovernment Document in ACSDissertation or Thesis in ACSConference Paper in ACSLecture or PowerPoint in ACSImage or Photograph in ACSMovie or Film in ACSTV Show in ACSSong or Music in ACSCourt Case in ACSEncyclopedia Entry in ACSDictionary Entry in ACSDataset in ACSSoftware or App in ACSPress Release in ACSReport in ACS

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