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Chemistry (UNH-Durham) : Patents

Resources for reference and access to information about chemistry and related sciences.

Patent Websites

Patents are valuable resources when researching through the chemical literature. Patent literature is included often in science, engineering and business databases and can appear in your reference lists. These are sites through which you can obtain full-text copies of US and world patents. (Please note that any one of these sites may have the patent you seek, but, none of them have all the patents in their databases).

Patent Country Codes

How do you identify world patents or patent applications? Below is a list of standardized patent kind and country codes to help in your research.