LII (Legal Information Institute of Cornell University)
The field of Tort Law, which deals with lawsuits, is huge and complex. If you're looking for examples of lawsuits here are some common words that occur in business-related lawsuits. This is not a complete list! But these terms can help you get started.
Collusion
Conspiracy
Contract Dispute
Defamation
Disparagement
Fraud
Interference
Misrepresentation
Monopoly
Negligence
Unfair Trade
Federal, State and Local governments can regulate businesses in a variety of ways, through laws and regulations. The list below has some of the ways businesses can be affected. This list is not meant to be exhaustive. You might think of other ways!
Our Patents Guide has a section on Trademarks.
The United States Patent and Trademark Office has a detailed list of trademark design codes you can look at to see what has been used before. It might help you brainstorm ideas!
For example, the Design Code for "Bears" is 030114. If you go to TESS, the official trademark database, and do a search for that code, you'll get a list of trademarks that use Bears in the artwork. Click on the Image List button to see a gallery of images.