Google might have joined the common vernacular — it was entered into the venerable Oxford English Dictionary back in 2006, after all — but it has staunchly resisted attempts to render the actual trademark "Google" invalid. A recent suit to invalidate the term has been decided in Google's favor, so that's one more attempt thwarted. Instead of joining the vaulted halls of cellophane, linoleum, and thermos, Google will remain a trademark.

Genericization is a big problem for big businesses. Companies like Xerox and Zamboni have had to launch ad campaigns in the past to keep their terms out of common use.

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