If an ad has an image and does not says it's a trademark or TM or anything like that can I use it? Can I use something similar?

For actionable legal advice that analyzes your potential liability for a particular course of action, one should engage an attorney with expertise...

Trademark Consent agreement.

The simple answer: Have an attorney experienced in trademark matters draft the consent agreement.

What you describe is a pitfall that Congress introduced into U.S. Patent Law by the so-called "American Inventors Protection Act" a dozen years...

It depends on what the meaning of "need" is. If you're confident that your provisional patent application discloses every element that might be...

I want to design a plastic item for the medical field .I want to file a design patent .do I have to file a utility patent..

Good news. You get to choose what legal tool(s) to use to protect your design. A "design patent" protects the mew and nonobvious "look" of a...

Can the use of a foreign word in a TM create a likelihood of confusion?

Yes, in general the use of a word in a foreign language may create a likeIihood of confusion. Use of a trademark on a product may create "common...

Can i patent a word like (taxi sunnyvale) or copy write.

No, neither patent nor copyright is available to create a legal right in a term such as "Taxi Sunnyvale." Also, the examples you gave would...

Perhaps you meant to ask "what are the conditions under which creating trivia games that use trademarks of others would be legal?" One such...

I would like to sell three words, that are registered trademark words...any suggestions .

HUH? What are you thinking of? Selling the Brooklyn Bridge? Do you mean that you own three different registered trademarks that you are...

Can a mark like "exhilarated" be suggistive if the services are "providing a social networking website for entertainment.

Yes, I could imagine a scenario wherein a term like "exhilarated" (not necessarily that word, but something like it) might be deemed by an...