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Enter a word or phrase above to search for. The database is made up of about 8,000 patents I came across that I thought were interesting or amusing. The USPTO patent classification class and subclass will be displayed in English and by uspto codes. The new cpc classifications will be similarly displayed if available. If you are searching for a patent it helps to find the classification of a similar patent.

The following wildcards can be used: If neither the starts with (^) or ends with($) characters are specified your search string is matched anywhere.