The equipment was similar to the Bell telephone, and that company soon brought suit for patent infringement.

But, in fact, this is the way that patent infringement works.

This sounds a lot like those poor companies trying to survive on patent infringements law suits.

Operating companies must often defend themselves against claims of patent infringement.

"A lot of what I do involves employment cases and patent infringement."

That company then runs the risk of being sued for patent infringement.

Let patent infringement require actual copying and it can work.

This has had an impact on the interpretation of the term "use" in cases involving patent infringement.

That law allowed private parties to sue states for patent infringement.

It has been suggested they made more money from lawsuits over patent infringements than through sales of the product.