Patents by Inventor Michel Belin

Michel Belin 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).

  • Pollen substitute for use in apiculture
    Patent number: 4386107
    Abstract: A pollen substitute for rearing honeybees can be used in either powder or paste form and has a formula similar to that of natural pollen. The substitute is composed of a mixture of lactic yeasts, vegetable proteins, egg proteins, and may receive an addition of acid, sugar and aromatic product.
    Type: Grant
    Filed: May 22, 1981
    Date of Patent: May 31, 1983
    Inventors: Yves Vrignaud, Michel Belin