You need to be careful how you do the search for a patent lawyer. This is how you safeguard the success of your patent. The world is at a pint where anything you can have as an advantage shall be especially useful. If you have a new invention, it is important that you protect it. To protect yours, you need it well patented. If not, you will have so much trouble and stress down the line. This search therefore has to be done right.
You need to get a patent lawyer that got proper basic training at the law school. They should then have proceeded to have gained knowledge in the area they are currently working on. It is an added advantage to get one who worked in that area they are now specialized in.
You should aim to get a lawyer who works in the area you have based your patent on. You thus only need to look for a lawyer who works in the same field as you. You may only need a patent lawyer present, but for an effective representation, the similarity has to be there. If you cannot get one, then go for a patent agent. Where you will lack in the legal clout and expertise, you will have the technical knowledge.
You need to then be informed by the lawyer how they intend to deliver on your needs. There is no better reason for you to have met them. There are things they shall reveal when you meet them. You need to ask the number of times they have handled a patent. You then need to ask them if any of their patents was ever contested. Apart from the number challenged, you need to know how many pulled through successfully. How well they fared is a critical it of information. You then need to ask them what happened to those that survived. Your aim is to find out if they made the owners any money. These question will help you know which ones are good at what they do.
You then need to check the fees they charge for their services. The bigger the patent law firm, the more you will have to pay to use them. They can charge as much, since they have hired the best people to work for them. If you can manage to find a patent lawyer specialized in your respective filed, but in a smaller firm, their services will be much more affordable for you.