Patents by Inventor Srinivas Siripurapu

Srinivas Siripurapu 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: 11993830
    Abstract: Improved 8000-series aluminum alloys exhibiting improved creep resistance and stress relaxation resistance are disclosed and are useful to form wires. The improved 8000-series aluminum alloys include a rare earth element. The electrical conductivity of the aluminum alloy is substantially unaffected by the addition of the rare earth element.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: May 28, 2024
    Assignees: General Cable Technologies Corporation, NanoAI, LLC
    Inventors: Srinivas Siripurapu, Shenjia Zhang, Richard Stephen Baker, Nhon Q. Vo, Francisco U. Flores, Davaadorj Bayansan
  • Patent number: 11746250
    Abstract: A durable coating which reduces ice adhesion and minimizes ice accumulation includes a polymeric binder and a film forming lubricant. The polymeric binder is selected from a fluoropolymer or silicone polymer having one or more reactive groups. The film forming lubricant is a lubricous fluoropolymer or silicone polymer. Methods of applying a durable coating are also disclosed.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: September 5, 2023
    Assignee: GENERAL CABLE TECHNOLOGIES CORPORATION
    Inventors: Sathish Kumar Ranganathan, Srinivas Siripurapu, Vijay Mhetar, Jeffrey P. Youngblood, John Howarter
  • Patent number: 11655375
    Abstract: A compositional kit for forming a composition includes a first composition and a second composition which are separate. The first composition includes a filler, a cross-linking agent and an emissivity agent; and the second composition includes a silicate binder. Methods for making a compositional kit and for making a coated overhead conductor are also provided.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: May 23, 2023
    Assignees: GENERAL CABLE TECHNOLOGIES CORPORATION, NOVOTA INDUSTRIES
    Inventors: Srinivas Siripurapu, Vitthal Sawant, Satish Narayan Patil, Rajendra Yashwant Chaudhari
  • Patent number: 11319455
    Abstract: Coating compositions including a binder agent are disclosed. The binder agent is formed of a fluorocopolymer and a non-fluorinated film-forming polymer. Methods of coating cables with the coating compositions are also described herein.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: May 3, 2022
    Assignees: General Cable Technologies Corporation, Arkema Inc.
    Inventors: Sathish Kumar Ranganathan, Srinivas Siripurapu, Vijay Mhetar, Ryan M. Andersen, Kurt Arthur Wood
  • Publication number: 20220010142
    Abstract: Compositions including a filler, an emissivity agent, a crosslinking facilitator, and a metal silicate binder are disclosed. The compositions can be curable at ambient conditions. Methods of coating overhead conductor and power transmission line accessories with such coating compositions are also disclosed.
    Type: Application
    Filed: September 23, 2021
    Publication date: January 13, 2022
    Inventors: Sathish Kumar Ranganathan, Srinivas Siripurapu, Vitthal Abaso Sawant, Vijay Mhetar, Satish Narayan Patil, Rajendra Yashwant Chaudhari
  • Patent number: 11205526
    Abstract: Linear low-density polyethylene polymers used to form covering layers for cables are disclosed. Such polymers exhibit certain molecular weight distributions suitable to form the covering layers for the cable. The polymer can be crosslinked to exhibit suitable properties including retained elongation at break values and hot set values.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: December 21, 2021
    Assignee: General Cable Technologies Corporation
    Inventors: Rubinder Kaur Lakhman, Jon Michael Malinoski, Sean William Culligan, Srinivas Siripurapu, Vijay Mhetar
  • Patent number: 11107607
    Abstract: A cable separator includes a body, and the body includes a polycarbonate-based material that is at least a partially foamed. Cables and methods of manufacturing such cables having a separator are also provided.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: August 31, 2021
    Assignee: General Cable Technologies Corporation
    Inventors: Srinivas Siripurapu, Scott M. Brown, Stephen A. Thwaites
  • Patent number: 11091573
    Abstract: A method of crosslinking a polyolefin resin with a silyl hydride crosslinking agent is disclosed. Crosslinkable compositions containing a polyolefin resin having about 0.9% to about 10% diene groups and a silyl hydride crosslinking agent are also disclosed.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: August 17, 2021
    Assignee: General Cable Technologies Corporation
    Inventors: Sathish Kumar Ranganathan, Vijay Mhetar, Sean William Culligan, Srinivas Siripurapu
  • Patent number: 11011283
    Abstract: Cables having a conductor with a polymeric covering layer and a non-extruded coating layer made of a material based on a liquid composition including a polymer resin and a fatty acid amide. Methods of making cables are also provided.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: May 18, 2021
    Assignee: General Cable Technologies Corporation
    Inventors: Samuel Friedman, Alben D. Roland, Xi Zhang, Srinivas Siripurapu, Vijay Mhetar, Subramanya Kishore Avadhanula Venkata
  • Patent number: 10957468
    Abstract: A coated overhead conductor having an assembly including one or more conductive wires, such that the assembly includes an outer surface coated with an electrochemical deposition coating forming an outer layer, wherein the electrochemical deposition coating includes a first metal oxide, such that the first metal oxide is not aluminum oxide. Methods for making the overhead conductor are also provided.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: March 23, 2021
    Assignee: GENERAL CABLE TECHNOLOGIES CORPORATION
    Inventors: Sathish K. Ranganathan, Vijay Mhetar, Cody R. Davis, Srinivas Siripurapu
  • Patent number: 10957467
    Abstract: A polymeric coating can be applied to an overhead conductor. The overhead conductor includes one or more conductive wires, and the polymeric coating layer surrounds the one or more conductive wires. The overhead conductor can operate at a lower temperature than a bare overhead conductor with no polymeric coating layer when tested in accordance with ANSI C119.4 method. Methods of applying a polymeric coating layer to an overhead conductor are also described herein.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: March 23, 2021
    Assignee: GENERAL CABLE TECHNOLOGIES CORPORATION
    Inventors: Sathish Kumar Ranganathan, Vijay Mhetar, Srinivas Siripurapu, Cody R. Davis, Frank E. Clark
  • Patent number: 10836914
    Abstract: A durable coating composition includes a silicate binder, a filler, and a crosslinking agent. The coating composition can reduce ice adherence and minimize ice accumulation through inclusion of a film forming lubricant. Articles and overhead conductors coated with such coating compositions are also disclosed.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: November 17, 2020
    Assignee: General Cable Technologies Corporation
    Inventors: Sathish Kumar Ranganathan, Srinivas Siripurapu, Vijay Mhetar
  • Patent number: 10804002
    Abstract: A cable intended for use in a nuclear environment includes one or more conductors, a longitudinally applied corrugated shield surrounding the one or more conductors, and a cross-linked polyolefin jacket layer surrounding the longitudinally applied corrugated shield. The cable conducts about 5,000 volts to about 68,000 volts in use and is radiation resistant and heat resistant. The cable comprises a life span of about 40 years or more when measured in accordance with IEEE 323. Methods for making a cable and a nuclear reactor utilizing such a cable are also provided.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: October 13, 2020
    Assignee: GENERAL CABLE TECHNOLOGIES CORPORATION
    Inventors: Elliot Byunghwa Lee, Srinivas Siripurapu, Koksal Tonyali
  • Publication number: 20200299809
    Abstract: An 8000-series aluminum alloy, useful to form wires, including a rare-earth element. The alloy exhibits improved creep resistance and stress relaxation resistance, as compared to the same alloy that is substantially free of the rare-earth element, while the electrical conductivity of the alloy is substantially unaffected by the addition of the rare-earth element.
    Type: Application
    Filed: June 5, 2020
    Publication date: September 24, 2020
    Inventors: Nhon Q. VO, Francisco U. FLORES, Davaadorj BAYANSAN, Srinivas SIRIPURAPU, Shenjia ZHANG, Richard Stephen BAKER
  • Patent number: 10726975
    Abstract: A coated electrical accessory includes a bare electrical accessory and a substantially inorganic and dried coating layer coating the bare electrical accessory. The coating layer includes a heat radiating agent and a binder. When the coated electrical accessory is tested in accordance with ANSI CI 19.4-2004 with an amount of imparted current, the coated electrical accessory exhibits an operating temperature that is less than an operating temperature of a bare electrical accessory tested in accordance with ANSI CI 19.4-2004 with the same amount of imparted current. Methods are also provided.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: July 28, 2020
    Assignee: General Cable Technologies Corporation
    Inventors: Sathish Kumar Ranganathan, Vijay Mhetar, Srinivas Siripurapu, Cody R. Davis, Michael Christopher Wright
  • Patent number: 10714913
    Abstract: An aerial cable treatment system having a cable surface preparation assembly and a coating assembly. The cable treatment system is translatable along an in-situ aerial cable. The cable surface preparation assembly can remove dirt and debris, such as carbon deposit, grease, mud, fertilizers, bird droppings, fungal growth, mosses, soot, ice, and like from aerial cables with varying sizes as it translates along the cable. The coating assembly can apply a coating to the outer surface of the in-situ aerial cable it translates along the cable.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: July 14, 2020
    Assignee: GENERAL CABLE TECHNOLOGIES CORPORATION
    Inventors: William Shawn Temple, Sathish Kumar Ranganathan, Gordon Carl Baker, Srinivas Siripurapu, Emmanuel Richards Stephen Joseph, Rajesh Sangalge, Sundaresan Poovalingam, Veera Venkata Ravi Kumar Geddam
  • Patent number: 10586633
    Abstract: The present invention relates to a surface modified overhead conductor with a coating that allows the conductor to operate at lower temperatures. The coating is an inorganic, non-white coating having durable heat and wet aging characteristics. The coating preferably contains a heat radiating agent with desirable properties, and an appropriate binder/suspension agent. In a preferred embodiment, the coating has L* value of less than 80, a heat emissivity of greater than or equal to 0.5, and/or a solar absorptivity coefficient of greater than 0.3.
    Type: Grant
    Filed: April 30, 2015
    Date of Patent: March 10, 2020
    Assignee: General Cable Technologies Corporation
    Inventors: Cody R. Davis, Sathish Kumar Ranganathan, Ryan Andersen, Vijay Mhetar, William S. Temple, Srinivas Siripurapu, Gordon Baker, James Freestone, Dennis L. Doss
  • Patent number: 10522264
    Abstract: A cable separator comprising a preshaped article having a longitudinal length, wherein said preshaped article is substantially entirely formed of a foamed polymer material having a glass transition temperature greater than 160° C. and being halogen-free is provided. A data communications cable comprising a plurality of conductors and the cable separator of the present invention, wherein said cable separator separates the plurality of conductors is provided. A method of manufacturing a cable comprising the separator of the invention is also provided.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: December 31, 2019
    Assignee: General Cable Technologies Corporation
    Inventors: Scott M. Brown, Stephen A. Thwaites, Srinivas Siripurapu
  • Patent number: 10461512
    Abstract: An aerial cable treatment system having a cable surface preparation assembly and a coating assembly. The cable treatment system is translatable along an in-situ aerial cable. The cable surface preparation assembly can remove dirt and debris, such as carbon deposit, grease, mud, fertilizers, bird droppings, fungal growth, mosses, soot, ice, and like from aerial cables with varying sizes as it translates along the cable. The coating assembly can apply a coating to the outer surface of the in-situ aerial cable it translates along the cable.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: October 29, 2019
    Assignee: GENERAL CABLE TECHNOLOGIES CORPORATION
    Inventors: William Shawn Temple, Sathish Kumar Ranganathan, Gordon Carl Baker, Srinivas Siripurapu, Emmanuel Richards Stephen Joseph, Rajesh Sangalge, Sundaresan Poovalingam, Veera Venkata Ravi Kumar Geddam
  • Patent number: 10450637
    Abstract: A conductive element of a cable or a wire is formed of an improved aluminum-zirconium alloy. The aluminum-zirconium alloy further includes an inoculant. The aluminum-zirconium alloy exhibits excellent ultimate tensile strength values and resistance to heat. Bonding wires formed from an improved aluminum-zirconium alloy exhibiting certain ultimate tensile strength values, fatigue resistance and/or creep rates are also described. Methods of forming cables and wires are also further disclosed.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: October 22, 2019
    Assignees: General Cable Technologies Corporation, NanoAl, LLC
    Inventors: Srinivas Siripurapu, Cornelius A. Muojekwu, Janusz Stanislaw Sekunda, Richard Stephen Baker, Nicholas John Duer, Nhon Q. Vo