Patents by Inventor Joseph E. Hoffman

Joseph E. Hoffman 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).

  • Lawn aerating device
    Patent number: 8459371
    Abstract: An aerating device for attachment to a self-propelled lawnmower is disclosed. The device comprises a frame having a proximal end, a distal end, and a pair of sides extending between the proximal end and the distal end. An axle is mounted to the frame and extends between the sides of the frame. At least one tine assembly is mounted to the axle for rotation about a tine axis extending longitudinally through the axle. A platform is secured to the frame and extends outwardly from one of the proximal and distal ends of the frame for supporting an operator in front of or behind the at least one tine assembly.
    Type: Grant
    Filed: June 28, 2010
    Date of Patent: June 11, 2013
    Inventor: Joseph E. Hoffman
  • LAWN AERATING DEVICE
    Publication number: 20100263889
    Abstract: An aerating device for attachment to a self-propelled lawnmower is disclosed. The device comprises a frame having a proximal end, a distal end, and a pair of sides extending between the proximal end and the distal end. An axle is mounted to the frame and extends between the sides of the frame. At least one tine assembly is mounted to the axle for rotation about a tine axis extending longitudinally through the axle. A platform is secured to the frame and extends outwardly from one of the proximal and distal ends of the frame for supporting an operator in front of or behind the at least one tine assembly.
    Type: Application
    Filed: June 28, 2010
    Publication date: October 21, 2010
    Inventor: Joseph E. HOFFMAN
  • Lawn aerating device
    Patent number: 7743840
    Abstract: In accordance with the present invention an aerating device for attachment to a self-propelled lawnmower is provided. The device comprises a frame having a proximal end, a distal end, and a pair of sides extending between the proximal end and the distal end. An axle is mounted to the frame and extends between the sides of the frame. At least one tine assembly is mounted to the axle for rotation about a tine axis extending longitudinally through the axle. A platform is secured to the frame and extends outwardly from one of the proximal and distal ends of the frame for supporting an operator.
    Type: Grant
    Filed: March 18, 2008
    Date of Patent: June 29, 2010
    Inventor: Joseph E. Hoffman
  • LAWN AERATING DEVICE
    Publication number: 20090236106
    Abstract: In accordance with the present invention an aerating device for attachment to a self-propelled lawnmower is provided. The device comprises a frame having a proximal end, a distal end, and a pair of sides extending between the proximal end and the distal end. An axle is mounted to the frame and extends between the sides of the frame. At least one tine assembly is mounted to the axle for rotation about a tine axis extending longitudinally through the axle. A platform is secured to the frame and extends outwardly from one of the proximal and distal ends of the frame for supporting an operator.
    Type: Application
    Filed: March 18, 2008
    Publication date: September 24, 2009
    Inventor: JOSEPH E. HOFFMAN
  • Tamper-resistant container
    Patent number: T105302
    Abstract: A tamper-resistant container containing a pharmaceutical preparation, wherein the container is a removable full-panel easy-open metal top end closure having an opening tab for irreversibly removing said end closure, whereby once the end closure is opened, that fact will be readily ascertainable from the appearance of the container.
    Type: Grant
    Filed: May 16, 1984
    Date of Patent: April 2, 1985
    Inventor: Joseph E. Hoffman, Jr.