Patents by Inventor Andreas E. T. W. Freytag Von Loringhoven

Andreas E. T. W. Freytag Von Loringhoven 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).

  • Room deodorizer or odorizer
    Patent number: 4708851
    Abstract: A room deodorizer for fragrance dispenser comprises a support at least partially enclosing a fleece-like tampon or wick impregnated with the material to be dispensed and formed on one end with a synthetic resin cap which can be pierced by a pin on the support.
    Type: Grant
    Filed: October 16, 1985
    Date of Patent: November 24, 1987
    Assignee: Azur Fragrances France S.A.
    Inventor: Andreas E. T. W. Freytag Von Loringhoven