Patents by Inventor Allan D Zins

Allan D Zins 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).

  • Water well filter device and method of filtering air that enters into a water well
    Patent number: 6595277
    Abstract: A water well filter device and a method for preventing airborne microorganisms from entering into a water well are disclosed. The water well filter device of the present invention contains a microorganism filter element having sufficiently small pore sizes to stop microorganisms from passing through. The water well filter device can further contain a pre-filter, a vacuum relief valve, or both. The method for preventing airborne microorganisms from entering into a water well involves connecting the water well filter device of the present invention to an opening of the well that is otherwise sealed from open air.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: July 22, 2003
    Assignee: Clean Well Technologies LLC
    Inventors: Allan D Zins, John C Rasmussen, Anthony S Earl, Kevin G. Shea
  • Water well filter device and method of filtering air that enters into a water well
    Publication number: 20030010726
    Abstract: A water well filter device and a method for preventing airborne microorganisms from entering into a water well are disclosed. The water well filter device of the present invention contains a microorganism filter element having sufficiently small pore sizes to stop microorganisms from passing through. The water well filter device can further contain a pre-filter, a vacuum relief valve, or both. The method for preventing airborne microorganisms from entering into a water well involves connecting the water well filter device of the present invention to an opening of the well that is otherwise sealed from open air.
    Type: Application
    Filed: June 12, 2002
    Publication date: January 16, 2003
    Inventors: Allan D. Zins, John C. Rasmussen, Anthony S. Earl, Kevin G. Shea