Acacia Communications got tired of paying a license fee to Viasat, Inc. for trade secret protected technology. So Acacia supposedly created replacement technology. The problem? Acacia used Viasat’s trade secrets.

If you needed a crown or root canal lately, your dentist may have used a fancy wand to scan and send a picture of your mouth to the dental lab. Chances are that the scanner was the Itero Element scanner, a computer scanning system that is manufactured by Align Technologies. The Itero scanner requires a disposable sleeve for the wand. One of Align’s competitors, Strauss Diamond Technologies, began selling a competing sleeve, called “MagicSleeve”. In its advertisements, Strauss used Align’s trademarks in hashtags, product descriptions and product images.

In 1981 the well-known photographer, Lynn Goldsmith, took a series of photographs of the pop star, Prince. In 1987, Vanity Fair magazine commissioned Andy Warhol to create illustrations from the Goldsmith photos for their article titled “Purple Fame”. Goldsmith sued the Warhol Foundation, the owner of the works, for copyright infringement.