My employment agreements typically include something about work product and rights assignments to the employer. I gather that my employers' contracts with thei

My employment agreements typically include something about work product and rights assignments to the employer. I gather that my employers' contracts with their customers have similar intellectual property transfers (from the contractor to the customer). As a result, I've always explicitly sought exceptions from both employers and customers. Even if it isn't required, it doesn't hurt to have something on paper that says my contributions to some free software project are on the up-and-up.