"Bucky" <uw_badgers@email.com> wrote in message
news:1168761459.153822.46140@51g2000cwl.googlegrou ps.com...
> karlkrandall@sbcglobal.net wrote:
>> None of them applied for a Trademark.
>
> What I was taught was that a non-registered trademark TM is still
> valid. Of course, if it's registered (R), then even easier to prove
> infringement, but still possible without registration.
>

You are correct. A trademark need not be registered to be valid, but the
holder must still excercise 'reasonable' efforts to protect the trademark or
it could be considered abandoned.

> http://en.wikipedia.org/wiki/Registe...ademark_rights
>