Sherlock Holmes is still under copyright, even though his author Sir Arthur Conan Doyle died almost 80 years ago.  Actually, some of Conan Doyle’s stories are or appear to be under copyright protection in the United States (not in the UK and not elsewhere), by virtue of an oddity in US copyright laws.  Ordinarily, US [...]

Oneok, a natural gas distributor based in Oklahoma, sued Twitter last week for trademark infringement.  Then dropped the case one day later. Oneok claimed that an unidentified third party had operated an account under Oneok’s name and logo (both registered trademarks, evidently) and, more particularly, issued tweets which “had the appearance of being official statements” [...]

Can you trademark a domain name?  Amazon.com is a registered US trademark of the company by the same name, including not just the word “Amazon”; but also the dot com.  There are numerous examples of this, although they have in common the brand value of the name inclusive of the dot com appendage. How many [...]