USPTO ChangesThe USPTO is undergoing many changes.
Here is an article by Suvashis Bhattacharya, an IP attorney with Thelen Reid Brown Raysman & Steiner about new rules affecting all inventors as of November 1, 2007:
U.S. Patent and Trademark Office Publishes New Rules on Continuation and Claiming Practice.
If you're thinking of filing a patent, you should pay attention to the changes in allowable claims.
(For those of you that are wondering, claims specify what you want the patent to contain. Check out the USPTO web site for a description of how to file a patent and an overview of the elements of the application.)