genericides.org keeps a list of generic trademarks. We support the list with examples of "generic use" in newspapers worldwide. The entry below is such example.
At heart, they are superpowered versions of 1930s fanzines, those mimeographed, self-published journals in which amateurs wrote stories and criticism
Involved trademark
Involved news organisation
Date
Is the trademark here used in an expression?
No
In what news organisation did it appear?
The Washington Post
Url
