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Patent drawing for Breathable rubber boot
US 6,665,954 B2
Footwear US 6,665,954 B2 Expired

Breathable rubber boot

This boot combines waterproof protection with breathability. It features a waterproof material for the foot and lower leg, and a non-waterproof, air-permeable material for the upper leg, specifically as an elongated panel. A waterproof, breathable lining is attached behind this permeable section, with all seams sealed to ensure the boot remains watertight while allowing air to circulate.

Why it matters: Since 2002, material science has significantly advanced, offering more durable and effective waterproof breathable membranes and stretchable waterproof fabrics. This makes the integration and reliable seam sealing of such components more achievable and cost-effective now.

Status
ExpiredProtection ended and was never renewed
How hard to build
ModerateWaterproof materials, breathable lining, seam sealing technology.

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