Your question is not clear - the same design as what? A third party's product packaging? Assuming that is the question, then it may be a problem....

You should consider alternative ways of describing your product. If that is possible, then you can reply to the letter asking for their approval....

I agree with Attorney Koslyn: you shouldn't include an image of another company's product on your packaging, as that can create a false association...

The first word in a compound trademark is often given more weight than subsequent words by the examining attorneys at the USPTO. Thus, because...

I agree with the definitions of "personal use" provided by Attorneys Koslyn and Goodman above, as well as the stated risks of being sued for...

Don't sell (or stop selling) counterfeit products. And, engage with an IP attorney to decide whether you should reply to the letter or not.

Unless the existing business has a patent on a method for carrying out their business model, then you should only be concerned with trademark...

"Heaven's Gate" is a registered trademark for, among other things, video tapes, DVDs, audiovisual recordings, and downloadable audiovisual...

I agree with the answers above, that a clearance search should be conducted and that there is a risk you may be infringing the Lakers' trade dress...

"NFL SAVV" includes NFL but is not the same as NFL; so there is a chance you could obtain a registered mark. But you should consult with an IP...