Patents by Inventor Lawrence B. Hoffing

Lawrence B. Hoffing 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).

  • System for model rocket construction
    Patent number: 4374493
    Abstract: A system and method of construction is described for use in the field of model rocketry. Large sizes of model rockets can be achieved for purpose of visibility and accuracy of simulation by use of a structural framework of disks, ribs, and lightweight covering without exceeding weight limitations of the model.
    Type: Grant
    Filed: June 29, 1981
    Date of Patent: February 22, 1983
    Inventor: Lawrence B. Hoffing