The escalating patent battle between shapewear makers Spanx and Yummie Tummie over body-slimming camisoles has sparked discussion about what it and similar cases may mean for the future of design patents in the fashion industry. The dispute has proven to be quite alluring to news outlets and bloggers, inspiring a wide range of punny headlines such as "Battle of the Bulge", "Girdlegate 2013" and "Spanx Tells Yummie Tummie to 'Put Your Big Girl Panties On and Deal With It'!" In short, shapewear industry giant Spanx filed a request for declaratory judgment in federal court in Atlanta in March, in response to a cease and desist letter sent in January by the Yummie Tummie shapewear brand, which claimed that Spanx's designs infringe Yummie Tummie's patents for three-panel slimming camisoles. Last week, Yummie Tummie filed a patent infringement suit against Spanx in New York. In the meantime, Yummie Tummie founder (and reality TV personality) Heather Thomson posted an open letter on the Yummie Tummie website to billionaire Spanx founder Sara Blakely, tried to start a Twitter campaign (#shameonyouspanx) and told Women's Wear Daily that Blakely should be "ready for war." Forbes ran an interesting piece on Wednesday calling the Spanx-Yummie Tummie dispute...

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