Business Doctor: Threatened by an American lawsuit

MB writes: Our firm has spent five years developing software that is selling well in America. Now we face a legal claim from a company that says it has patented the intellectual property behind our product. We think it is spurious but are worried about the expense of a court case in America. What do we do?

First, find an American intellectual property lawyer who will be able to advise on your chances of success if you choose to fight the case, writes Jon Sutcliffe, partner at Kingston Smith LLP. He or she will also give a steer on how much it will cost, and where you might find the money. America has many financial companies that do nothing but fund litigation in the hope