Patents by Inventor Robert Allen Martinelli

Robert Allen Martinelli 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).

  • Apparatus and methods for connecting a drain pan overflow sensor to a ductless mini-split HVAC system
    Patent number: 8887392
    Abstract: Apparatus useful for connecting a drain pan overflow sensor to the evaporator assembly of a ductless mini-split HVAC system includes at least one carrier extending upwardly from the overflow sensor and at least one connector releasably engageable with the carrier and at least one fin and/or evaporator coil tube of the evaporator assembly.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: November 18, 2014
    Assignee: The Rectorseal Corporation
    Inventors: Zhengyi Xu, Robert Allen Martinelli
  • Apparatus and Methods for Limiting or Preventing Backflow of Gas up Through a Plumbing Fixture
    Publication number: 20140053923
    Abstract: Apparatus useful for allowing the flow of liquid down through a pluming fixture to a destination below it and limiting or preventing the backflow of gas from the destination up into the pluming fixture includes a frame and a disc pivotably connected thereto. The disc is biased in a closed position and pivotably moveable into an open position upon the application of sufficient forces acting on the upper surface thereof caused by fluid from the plumbing fixture.
    Type: Application
    Filed: August 22, 2013
    Publication date: February 27, 2014
    Applicant: The Rectorseal Corporation
    Inventors: Robert Allen Martinelli, Zheng-Yi Xu, Tonmoy Roy