Our team's weekly roundup of top stories on Copyright and Trademark from around the Internet:

• Google Suffers Surprising Preliminary Loss in Keyword Advertising Case: Jurin v. Google, 2011 WL 572300 (E.D Cal. Feb. 15, 2011) from Technology & Marketing Law Blog by Eric Goldman.
• They just mailed it to you. It’s yours. You can sell it. from LIKELIHOOD OF CONFUSION® by Ron Coleman: The Ninth Circuit has decided that if you get unsolicited CDs through the mail, you can turn around and sell them on eBay. It’s not copyright infringement, notwithstanding a label on the CD that says “Promotional Use Only—Not for Sale.” UMG Recordings Inc. v. Augusto, 9th Cir., No. 08-55998, 1/4/11).
• Great Presentation on "Domain Name and Keyword Regulation" at Comparative Domain Name and Keyword Regulation from Technology & Marketing Law Blog by Eric Goldman. 
• Righthaven Appeals Courtroom Defeat by Wendy Davis at MediaPost: Copyright enforcement outfit Righthaven suffered a defeat in court last year when one of its lawsuits against blogger Michael Nelson was tossed on fair use grounds. 
• Hasbro wins lawsuit over Play-Doh trademark by Associated Press: A British court says Play-Doh by any other name is a trademark infringement, -- even if it's spelled differently.
• What Can the Jeff Koons Lawsuit Teach Us About Copyright Law? By FREAKONOMICS: Kal Raustiala, a professor at UCLA Law School and the UCLA International Institute, and Chris Sprigman, a professor at the University of Virginia Law School, are experts in counterfeiting and intellectual property. They have been guest-blogging about copyright issues. This week, they write about a recent Jeff Koons controversy.