US2015121721A1PendingUtilityA1
Insole improvement
Est. expiryNov 7, 2033(~7.3 yrs left)· nominal 20-yr term from priority
Inventors:Lucas Knorst
A43B 13/38A43B 23/28A43B 21/00A43B 7/143
27
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Claims
Abstract
An insole improvement ( 100 ) is described which has, in the portion where the transverse arch of the foot is placed, an area provided with a concave surface ( 10 ) that fits the region of the user's foot arch so as to prevent the foot from slipping forward from the shoe, which generates pressure on the forefoot, in addition to providing support to the heel.
Claims
exact text as granted — not AI-modified1 . An INSOLE IMPROVEMENT characterized in that it comprises an insole ( 100 ) that has, in the portion where the transverse arch of the foot is placed, an area provided with a concave surface ( 10 ).
2 . An INSOLE IMPROVEMENT, according to claim 1 , characterized in that the concave area ( 1 ) is between 1 cm and 4 cm high.Join the waitlist — get patent alerts
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