Marc Seraphin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: A hand-held jack-knife according to the invention essentially comprises a blade and a handle articulated around an axis of rotation. This articulation is formed by a hollow bush the axial opening thereof passes completely through the handle and which is fixedly secured in rotation to the table. The blade can be operated by means of knobs. A stop catch may be formed by a tab, the free end of which may engage in housings of the bush-knob system. This knife finds its application in the fields of, for example, mountain climbing, pot-holing, deep-sea fishing, water and aerial sports.
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