[3] In one version of the story, he devised a method to apply Teflon to an aluminum mould, to assist the removal of glass fibre fishing rods from the mould.
[3] When his wife, Colette M. Grégoire, learned of it, she challenged him to create a non-stick saucepan.
He succeeded by applying Teflon to the base of a frying pan.
[3] Another conflicting version tells that the technique to apply Teflon on aluminum was developed by his colleague, not by himself,[2] and Grégoire wanted to coat his fishing gear to prevent tangles,[2] instead of wanting to coat an aluminum mould.
[2] In 1956 Grégoire and his wife launched the Tefal Corporation,[2] developing the slogan: La Poêle Tefal, la poêle qui n’attache vraimant pas (The Tefal saucepan, the saucepan pan that really doesn’t stick.