How do I defend a trademark violation?

I agree with my colleagues here. At this point all you can do is to have the matter properly evaluated so a best course of action can be reached....

Is having a logo of a known brand on a generic product (keychain, poster, banner, etc...) going to infringe its trademark?

If you are buying and reselling lawfully branded merchandise that is fine, but you cannot just add a brand name or logo to a generic product...

In general, it is not unlawful to sell any product purchased legally. You need to be careful how you use these brand names in your advertising and...

Why would my coworker use my phone number at a pharmacy w/out my knowledge or permission?

I have no answers regards to how or exactly for what purpose your number was used, but as a precaution I would conduct a review of your credit...

Hello, I want to know if I can trademark my last name....which is Peace.....how can I do this and also the symbology used?

At its heart, a trademark is used as a source identifier for a particular good or service. It is not clear how if at all you are using this mark,...

Would lending of a DVD and a Venue with a DVD player and display be considered Public Performance of a Motion Picture?

I agree with my colleagues. What you are describing is not only infringement, I would think rather high risk because you are in such a conspicuous...

Film characters discussing cigarette brands, is that prohibited?

I also agree that from a trademark perspective this is likely going to be considered nominative fair use. I mean, you can cross the line case...

Can I use one or two college colors on merchandise with a design similar to but not the same as the colleges?

The fact that you ask the question kind of tells us the answer, which is no. If your market will be buying your products because they associate...

Will I be infringing on a registered trademark?

My friend, this is not how it's done. You cannot expect to receive any actionable legal advice on your mark here over this free pubic Q&A and...

I developed a product and now it has been counterfeited and being sold on ebay.

All you can do at this point is to have the matter properly evaluation by IP counsel so a best course of action can be reached. Otherwise, there is...