Patents by Inventor Orlan M. Arnold

Orlan M. Arnold 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).

  • Conductance probe for detection of immiscible liquids
    Patent number: 4455531
    Abstract: This application teaches a probe for detecting immiscible components in an aqueous system, particularly pollutants that contaminate ponds, rivers and aquifers. The probe includes a casing having an open bottom and electrical terminals adjacent the open bottom. Means are provided remote from said casing for detecting change in electrical characteristics, and connecting said remote means to said electrical terminals. The probe registers electrical characteristics on said remote means when said casing is immersed in water, and a variation in said characteristics when said casing passes through a dissimilar fluid.
    Type: Grant
    Filed: July 6, 1981
    Date of Patent: June 19, 1984
    Assignee: First Taxing District, Water Department of the City of Norwalk, Connecticut
    Inventor: Orlan M. Arnold
  • Closure tab
    Patent number: 4428134
    Abstract: A tab which is readily imprinted with indicia comprises a substantially rigid substrate having a thermal or electrostatic sensitive print medium thereon. The tab is provided with attachment means for readily securing the tab to various merchandise.
    Type: Grant
    Filed: October 21, 1982
    Date of Patent: January 31, 1984
    Assignee: Billy P. Noyes
    Inventors: Orlan M. Arnold, Billy P. Noyes