Patents by Inventor Fahimeh Pedram Shirazi

Fahimeh Pedram Shirazi 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).

  • Blend comprising group II and group IV basestocks
    Patent number: 7838471
    Abstract: The invention relates to compositions comprising a blend of Group II basestocks and low volatility, low viscosity PAO basestocks. The blend is particularly useful for preparing finished lubricants that meet or even exceed the criteria for SAE Grade 0W multi-grade engine oils. The combination of these low volatility, low viscosity PAOs with Group II basestocks provide, in embodiments, the necessary performance criteria in automatic transmission fluids, automotive or industrial gear oils, hydraulic fluids, or any other high performance lubricant requiring a combination of excellent low fluidity and low volatility.
    Type: Grant
    Filed: August 7, 2006
    Date of Patent: November 23, 2010
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Fahimeh Pedram Shirazi, William Grant Britton