Skip to content
Enter a word or phrase above to search for. The database is made up of around 8,000 patents
I came across that I thought were interesting or amusing. The patent's uspc classes and
subclasses will be displayed along with the class names.
If you are searching for a patent it helps to find the classification of a similar
patent.
The following wildcards can be used:
- '%' matches any sequence of characters
- '_' matches any single character
- ^ starts with example: ^marking matches anything starting with "marking"
- $ ends with. example: gage$ matches anything ending with "gage"
If neither the starts with (^) or ends with($) characters are specified your
search string is matched anywhere.