Patents by Inventor John Tolfa

John Tolfa 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).

  • Lubricant useful for improving the oil separation performance of a vapor compression system
    Publication number: 20060166843
    Abstract: Polymeric additives are disclosed for compressor lubricants which can reduce the tendency of the lubricant to become entrained in compressed gases and be carried forward as fine dispersed droplets in compressed gas systems such as compressed air, natural gas, and compression refrigeration systems.
    Type: Application
    Filed: October 1, 2003
    Publication date: July 27, 2006
    Inventors: Thomas Rajewski, Kenneth Lilje, John Tolfa
  • Process and compositions for making optical fiber gels
    Publication number: 20060020073
    Abstract: A process of forming a gel for gel packed transmission cable comprising the steps of dissolving a high molecular weight polymer in oil and thereafter through the use of a rotor and stator mixer effectively incorporating a colloidal silica(s) into the polymer in oil composition. Compositions made from this process having optimized viscosity are also claimed.
    Type: Application
    Filed: March 25, 2003
    Publication date: January 26, 2006
    Inventors: Saurabh Lawate, Robert Silverstein, John Tolfa