Investors who view liability for predatory lending practices as the biggest potential threat to their portfolio may need to think again – experts are warning about the growing specter of patent infringement lawsuits in the securitization market. “There’s a race going on to patent collateralization of asset classes,” said Stephen Glazier, a partner at the firm of Kirkpatrick and Lockhart, during a panel discussion on intellectual property rights at this week’s conference of the American…