Patents by Inventor Stephen D. Wolfe

Stephen D. Wolfe 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).

  • Method for mitigating solid precipitation in fertilizer dispensing system
    Patent number: 9073795
    Abstract: A method for applying an agricultural fertilizer to a field through an irrigation system connected to a source of hard water, includes providing a fertilizer composition comprising a mixture of (i) a fertilizer component comprising an ammonium phosphate or an ammonium sulfate, and (ii) an acid comprising one or more of a phosphoric acid, a citric acid, a malic acid, a formic acid, and an oxalic acid; combining the fertilizer composition with hard water from the hard water source and providing the mixture to an irrigation system; and using the irrigation system to apply the mixture of fertilizer composition and hard water to the field.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: July 7, 2015
    Assignee: Verdesian Life Sciences, LLC
    Inventors: David W. Bergevin, Stephen D. Wolfe, Alan S. Wicks
  • METHOD FOR MITIGATING SOLID PRECIPITATION IN FERTILIZER DISPENSING SYSTEM
    Publication number: 20140298721
    Abstract: A method for applying an agricultural fertilizer to a field through an irrigation system connected to a source of hard water, includes providing a fertilizer composition comprising a mixture of (i) a fertilizer component comprising an ammonium phosphate or an ammonium sulfate, and (ii) an acid comprising one or more of a phosphoric acid, a citric acid, a malic acid, a formic acid, and an oxalic acid; combining the fertilizer composition with hard water from the hard water source and providing the mixture to an irrigation system; and using the irrigation system to apply the mixture of fertilizer composition and hard water to the field.
    Type: Application
    Filed: April 3, 2013
    Publication date: October 9, 2014
    Inventors: David W. Bergevin, Stephen D. Wolfe, Alan S. Wicks
  • Inhibitor of stem cell proliferation and uses thereof
    Patent number: 6610654
    Abstract: Disclosed and claimed are methods for the isolation and use of stem cell inhibiting factors for regulating the abnormal stem cell cycle and for accelerating the post-chemotherapy peripheral blood cell recovery. Also disclosed and claimed are the inhibitors of stem cell proliferation.
    Type: Grant
    Filed: April 24, 2002
    Date of Patent: August 26, 2003
    Assignee: Wellstat Therapeutics Corporation
    Inventors: Irena Tsyrlova, Stephen D. Wolfe