See, you should have been more worried about a Ginsu Hobbit with an ice cream jones... ;)
I did some websearching (thank you Google!) and Ben & Jerry's was sold to Unilever Corp. in 2000; here's a link to a story about the sale from ABC News. Investigating Unilever's website, it looks like they still claim ownership of the Ben & Jerry's brand name. So it should be safe to buy. ;)
Have a Martian sunset, courtesy of the Pathfinder Mission...
mmmmm... ice cream!