Can I be sued if I sell a training program that I paid thousands for? They say they are copyright protected.

Your question is slightly unclear. If you legitimately purchased the copy (it is not merely licensed) and you no longer need it you can most...

From the NASA website itself: ". . . [p]ermission does not extend to use of the NASA insignia logo (the blue "meatball" insignia), the retired...

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Question on copyright for a photo.

I agree with the above, but also consider that many more books don't sell many copies than sell lots of copies. One thing you should consider...

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Can I patent and improvement?

This is the kind of question that could really turn on the specifics involved, so this kind of forum may not be helpful because it is too...

Is "Provisional Application for Patent" fully effective or should it be followed by full patent?

A provisional gives you no proprietary rights in and of itself. In order to obtain substantive rights, a non-provisional application must be filed...

You really need to consult with a lawyer about your particular specifics, but in general there are a few issues that you might want to consider...

Nobody. That is the very definition of public domain works. That having been said, there is a axiom in copyright with respect to such works --...

The questions you raise are present with every patent application. Doing a search can help, but in virtually all cases, you cannot know with...

Use of video clip in online biography

Undoubtedly not. CBS (or David Letterman's production company (or both)) own the copyright rights in the clip. Your best bet is to contact the...

In a book I wrote I made up a name for a staffing agency.

Federally registered trademarks cover the nation (subject to local prior user rights), whereas state trademark registrations and common law...