Patents by Inventor Melvin C. Johnson

Melvin C. Johnson 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).

  • Versatile knockdown manual bag filling apparatus for particulate material
    Patent number: 5802807
    Abstract: A versatile apparatus for quickly and easily filling bags of sand, dirt, or other particulate material which includes a scoop mounted on a lower frame and upwardly extending handles which are braced to the lower frame in use. A latch is provided to detachably secure a bag to the scoop during filling. The entire apparatus can be compactly folded for storage, including relocation of ground wheels and push handles to minimize external size. The invention includes a simplified form for light duty usage.
    Type: Grant
    Filed: March 28, 1997
    Date of Patent: September 8, 1998
    Inventor: Melvin C. Johnson
  • Compositions containing anorexigenic compounds and methods for regulating the feed intake of homothermic animals
    Patent number: 4374135
    Abstract: There are provided novel compositions and methods for the control of the appetite by controlling and maintaining the body weight of homothermic animals while administering to the same an appetite suppressing amount of an amidino hydrazone compound.
    Type: Grant
    Filed: December 5, 1980
    Date of Patent: February 15, 1983
    Assignee: American Cyanamid Company
    Inventor: Melvin C. Johnson