Free · ACS Style Guide 2026
Cite a Patent in ACS Style
Enter the inventor, patent title, patent number, and year.
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This citation generator looks up metadata from DOI and ISBN. For other sources, use manual entry.
ACS Patent Format
Smith, J. A. Novel Polymer Synthesis Method. U.S. Patent 10,123,456, 2022.
About This Source Type
Patents cited in ACS style include the inventor(s), the patent title, the patent number (with country designation), and the year the patent was issued or filed. US patents use the format: U.S. Patent X,XXX,XXX.
Key Formatting Tips
- 1Include the country prefix (U.S., EP, WO, etc.)
- 2Use the patent grant date, not the application date
- 3List inventors in the order listed on the patent
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