Patents by Inventor Frank L. Carbalan

Frank L. Carbalan 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).

  • Viscometer with integral sample retention reservoir
    Patent number: 8047059
    Abstract: A viscometer having a substantially horizontal reservoir including a trap for retaining a sample indefinitely in the reservoir. A substantially vertical measuring tube disposed perpendicularly to the substantially horizontal reservoir and depends substantially upwardly from the reservoir. A junction interconnects the trap, a generally downwardly projecting fill tube, and a generally upwardly projecting vent tube.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: November 1, 2011
    Assignee: Cannon Instrument Company
    Inventors: Charles Patrick Maggi, Brian James Poillucci, Keith Graham Carr, Frank L. Carbalan
  • Viscometer with integral sample retention reservoir
    Publication number: 20100058839
    Abstract: A viscometer having a substantially horizontal reservoir including a trap for retaining a sample indefinitely in the reservoir. A substantially vertical measuring tube disposed perpendicularly to the substantially horizontal reservoir and depends substantially upwardly from the reservoir. A junction interconnects the trap, a generally downwardly projecting fill tube, and a generally upwardly projecting vent tube.
    Type: Application
    Filed: September 10, 2008
    Publication date: March 11, 2010
    Inventors: Charles Patrick Maggi, Brian James Poillucci, Keith Graham Carr, Frank L. Carbalan