Patents by Inventor Sairam M. Thota

Sairam M. Thota 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).

  • Patent number: 8118998
    Abstract: A combination full flow media and bypass media filter cartridge for filtering fluid in an internal combustion engine. The apparatus includes a venturi filter having a full flow media attached to and extending between a first endplate and a second endplate. The second endplate includes an orifice. The apparatus further includes a stack of disks extending between a compression end and a venturi end. The stack of disks has a flow path defined by a plurality of openings wherein each disk includes at least one opening. The flow path extends between the compression end and the venturi end. The venturi end is substantially adjacent the second endplate of the venturi filter. The apparatus further comprises resilient compression member connected to the venturi filter for maintaining a minimum sealing force on the stack of disks.
    Type: Grant
    Filed: June 13, 2007
    Date of Patent: February 21, 2012
    Assignee: Cummins Filtration IP, Inc.
    Inventors: Ismail C. Bagci, Wilson Lee Currier, James O. Stuart, Donna A. Butler, Sairam M. Thota, Karen Ramsey-Idem
  • Publication number: 20080308485
    Abstract: A combination full flow media and bypass media filter cartridge for filtering fluid in an internal combustion engine. The apparatus includes a venturi filter having a full flow media attached to and extending between a first endplate and a second endplate. The second endplate includes an orifice. The apparatus further includes a stack of disks extending between a compression end and a venturi end. The stack of disks has a flow path defined by a plurality of openings wherein each disk includes at least one opening. The flow path extends between the compression end and the venturi end. The venturi end is substantially adjacent the second endplate of the venturi filter. The apparatus further comprises means connected to the venturi filter for maintaining a minimum sealing force on the stack of disks.
    Type: Application
    Filed: June 13, 2007
    Publication date: December 18, 2008
    Inventors: Ismail C. Bagci, Wilson Lee Currier, James O. Stuart, Donna A. Butler, Sairam M. Thota, Karen Ramsey-Idem