While it would be more clear if there was a written policy, if these were files for work, and if you got paid, it would seem that you have little...

Are they legally allowed to use the photo for advertisement even thought I didn’t say they could?

If you were an employee acting within the scope of your employment then the employer is the "Author" of the image. If you were a free-lancer,...

I rec'd a phone call today telling me i need to change my company name because its theirs, now what?

The above answers are good ones. Ultimately, they would need to prove they own the name they say they own, are using it in a way that gives rise...

How can i verify if the product i saw in a store actually came from my idea or patent ?

The above answer is a good one. It sounds like you dealt with one or more invention brokers. Without commenting on those specific names, those...

You can't add new content to an already existing registration. You later work is likely registrable on its own although in many situations...

The above answer is a good one. It is the making of a derivative work or the making of a duplicate that would be the infringing act, not whether...

There isn't a "line." Copyright covers, in this context, art. So from a copyright point of view, you could buy an actual Slinky and draw it. But...

It' not quite this simple, because there are other factors, but you should assume such a Copyright is good for 95 years. See...

Fake watch?

Don't do it. Your IP address, Paypal account and other information will permit Omega to find you to enforce their rights, and you have already put...

If Jeep finds out they will sue you and you will lose.