Because provisional patent applications are less expensive to file than utility patent applications, you can use a provisional patent application to explore the marketability and profitability of a given invention before committing to the more costly utility patent application process. Alternatively, if you know you will pursue a utility patent application on a given invention, the step of filing a provisional patent application may add unnecessary costs and delays. There are pros and cons to using provisional patent applications as part of your patent strategy. If you would like to learn more about provisional patent applications and whether filing one fits with your needs, please contact me for a free consultation.