Patent law overhaul expected to limit litigation, spur filings

The most significant changes to patent law in 60 years go into effect today -- and experts say they will limit litigation, spur more filings to protect inventors and put the United States on the same footing as patent systems overseas. Plus, patent filing fees will be slashed to $300 for little guys such as Logan Powell. The recent graduate of Carnegie Mellon University Tepper School of Business has high hopes for the business he...