Patents by Inventor Tijs Visser

Tijs Visser 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).

  • Elstar apple tree
    Patent number: PP6450
    Abstract: A new variety of apple selected from a seedling population, characterized by the taste, flavor and aroma of its dessert quality fruits which have good storageability and by its dense bushy foliage.
    Type: Grant
    Filed: January 30, 1987
    Date of Patent: December 6, 1988
    Assignee: Instituut voor de Veredeling van Tuinbouwgwassen
    Inventor: Tijs Visser