DuPont Sticks HP With Lawsuit Over Teflon Trademark

Law360, New York (March 27, 2013, 2:34 PM EDT) -- DuPont Co. on Wednesday accused Hewlett-Packard Co. of using the term "Teflon" to advertise and sell computer products that don't actually contain DuPont's trademarked nonstick substance.

In a complaint filed Delaware federal court, the chemical giant says HP's products are infringing its trademark-protected name for polytetrafluoroethylene, the slippery and chemically inert product DuPont markets as Teflon for use on cookware and many other products.

DuPont didn't explicitly name any products, but a search of online retailers and HP's own online store show that the company sells...
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