Barrett, Margreth, 1951- Intellectual property : cases and materials / by Margreth Barrett. - 4th ed. - St. Paul, MN : Thomson/West, c2011. - xlviii, 1143 p. ; 26 cm. - American casebook series . Includes bibliographical references and index. ISBN: 9780314208217 (hbk.) LCCN: 2011288528 Subjects--Topical Terms: Intellectual property--United States . Index Terms--Genre/Form: Casebooks LC Class. No.: KF2980 / .B39 2011