Patents by Inventor Guillermo von Bertrab Erdmann

Guillermo von Bertrab Erdmann 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).

  • Patent number: 4736543
    Abstract: The invention relates a new embodiment for a multitray vertical planter fed basically by capillar water action, which enables easy handling for commercial distribution, and also the possibility of rotating the planter for adequate sunning or decorative purposes. In its erected position the planter consists of a closed water deposit which holds a succession of trays for containing soil and supporting structures thereof on top of its rotatory lid. Said rotation of the planter being achieved through ball bearings at the contact edges of the water deposit and its lid. The contact between soil and water being achieved through a conducting valve, which serves two purposes: draining the soil and feeding in capillar water. In its packed presentation, both, the water deposit and its lid contain nested all building parts: the frustoconical trays, the supporting structures and the conducting valve.
    Type: Grant
    Filed: March 18, 1985
    Date of Patent: April 12, 1988
    Inventor: Guillermo von Bertrab Erdmann