Facebook, Others Pursue Start-Ups via Trademark Law

Well-known companies including Facebook Inc. are increasingly bringing trademark-infringement claims in their efforts to block startups and others from using similar names, some trademark lawyers and law professors say. With a very strong trademark like Facebook, “the company has to be very careful about allowing other people to use marks that could be associated with it,” said Siegrun Kane, author of “Kane on Trademark Law: A Practitioner’s Guide.”