Patent number D533,347 are for an ornamental design for an electronic device holder. Looking at images filed with the [url=http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&u=%2Fnetahtml%2FPTO%2Fsearch-adv.htm&r=2&p=1&f=G&l=50&d=PTXT&S1=(%22apple+computer%22.ASNM.)&OS=AN/%22apple+computer%22&RS=AN/%22apple+computer%22]patent[/url], it's obviously for the iPod Sock, which lets you dress up your iPod in green, purple, grey, blue, orange and pink.

They’re a set of knit socks that cost US$29 for a set of all the colors and are designed to provide a “stylish, fun and practical way to protect your iPod.” If you can put on your socks, you can use ‘em. You slip the iPod into the sock to keep it “safe and warm” (Apple’s words). Slide it out to dock or change playlists. The inventors are listed as Bartley M. Andre, Daniel J. Coster, Daniele De Iuliis, Richard P. Howarth, Jonathan P. Ive, Duncan Robert Kerr, Shin Nishibori, Calvin Seid, Christopher J. Stringer and Eugene Antony Whang.

Patent number D533,348 -- which was filed on Oct. 7, 2005 -- is for an "electronic device holder and (as seen by the image below) seems to be the case that Apple has included with some iPod models. The inventors are Bartley M. Andre, Daniel J. Coster, Daniele De Iuliis, Richard P. Howarth, Jonathan P. Ive, Duncan Robert Kerr, Shin Nishibori, Douglas B. Satzer, Calvin Seid, Christopher J. Stringer, Eugene Antony Whang and Rico Zorkendorfer.