Which food company first introduced and patented the resealable 'Zipper' closure system for packaged foods that became widely adopted across the industry?

Food packaging has evolved dramatically over the decades, balancing preservation needs with consumer convenience. One innovation in particular revolutionized how we maintain freshness and reduce food waste. Test your knowledge about this game-changing packaging development that transformed how we store everyday food items. Do you know which company pioneered this technology that we now take for granted?

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Dow Chemical Company
Minigrip/Dow Brands (now SC Johnson)
Tupperware Corporation
Kraft Foods