Which company successfully trademarked a specific shade of color for their products after a groundbreaking 1995 Supreme Court case that revolutionized brand identity protection?

The strategic use of color in brand identity has been a revolutionary aspect of product marketing throughout history. Some color associations have become so powerful that they're legally protected as trademarks. This trivia question explores a fascinating case where a company's innovative use of color transformed not just their brand recognition, but created a lasting legacy in the world of product design and marketing.

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Tiffany & Co. with their robin's egg blue
Qualitex with their green-gold dry cleaning press pads
Cadbury with their distinctive purple chocolate packaging
T-Mobile with their magenta telecommunications branding