Patents by Inventor Roy M. Stephen

Roy M. Stephen 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).

  • Soil conditioning agglomerates containing calcium
    Patent number: 6936087
    Abstract: Mechanically strong, water-disintegrable agglomerates made from a particulate calcium source, a water-soluble binder and optionally containing a primary plant nutrient source and/or micronutrient source and a process for forming such agglomerates are disclosed. The agglomerates may be used as a soil liming agent and for introducing nutrient values into cultivated soil. Also disclosed is a method for introducing nutrient values into cultivated soil so as to inhibit leaching of the nutrient values from the soil and improve utilization of the nutrient values by plants grown in the soil.
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: August 30, 2005
    Assignee: Magic Green Corporation
    Inventors: Greg Wommack, Roy M. Stephen
  • Soil conditioning agglomerates containing calcium
    Publication number: 20030097863
    Abstract: Mechanically strong, water-disintegrable agglomerates made from a particulate calcium source, a water-soluble binder and optionally containing a primary plant nutrient source and/or micronutrient source and a process for forming such agglomerates are disclosed. The agglomerates may be used as a soil liming agent and for introducing nutrient values into cultivated soil. Also disclosed is a method for introducing nutrient values into cultivated soil so as to inhibit leaching of the nutrient values from the soil and improve utilization of the nutrient values by plants grown in the soil.
    Type: Application
    Filed: May 16, 2002
    Publication date: May 29, 2003
    Applicant: Magic Green Corporation
    Inventors: Greg Wommack, Roy M. Stephen
  • Soil conditioning agglomerates containing calcium
    Patent number: 6413291
    Abstract: Mechanically strong, water-disintegrable agglomerates made from a particulate calcium source, a water-soluble binder and optionally containing a primary plant nutrient source and/or micronutrient source and a process for forming such agglomerates are disclosed. The agglomerates may be used as a soil liming agent and for introducing nutrient values into cultivated soil. Also disclosed is a method for introducing nutrient values into cultivated soil so as to inhibit leaching of the nutrient values from the soil and improve utilization of the nutrient values by plants grown in the soil.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: July 2, 2002
    Assignee: Magic Green Corporation
    Inventors: Greg Wommack, Roy M. Stephen