Patents by Inventor Stephen Joseph CRAMB

Stephen Joseph CRAMB 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).

  • Wearable rubber parts for fluid handling services including a polyurethane inner layer
    Patent number: 10400926
    Abstract: Wearable rubber parts for fluid handling systems include a four layer structure, wherein the inner most layer of the four layer structure is a polyurethane layer. The polyurethane can be millable polyurethane. The polyurethane used in the inner most layer can be produced by reacting diisolcyanate with a polyester and/or polyether polyols and a chain extender. The wearable rubber part can be an expansion joint, a pinch valve, or a hose.
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: September 3, 2019
    Assignee: GARLOCK SEALING TECHNOLOGIES, LLC
    Inventors: Louis J. Mattina, Stephen Joseph Cramb, Brandon T. Phillips, Benjamin James Whipple, Sherwin A. Damdar
  • WEARABLE RUBBER PARTS FOR FLUID HANDLING SERVICES INCLUDING A POLYURETHANE INNER LAYER
    Publication number: 20180313484
    Abstract: Wearable rubber parts for fluid handling systems include a four layer structure, wherein the inner most layer of the four layer structure is a polyurethane layer. The polyurethane can be millable polyurethane. The polyurethane used in the inner most layer can be produced by reacting diisolcyanate with a polyester and/or polyether polyols and a chain extender. The wearable rubber part can be an expansion joint, a pinch valve, or a hose.
    Type: Application
    Filed: July 3, 2018
    Publication date: November 1, 2018
    Inventors: Louis J. MATTINA, Stephen Joseph CRAMB, Brandon T. PHILLIPS, Benjamin James WHIPPLE, Sherwin A. DAMDAR
  • Wearable rubber parts for fluid handling services including a polyurethane inner layer
    Patent number: 10066771
    Abstract: Wearable rubber parts for fluid handling systems include a four layer structure, wherein the inner most layer of the four layer structure is a polyurethane layer. The polyurethane can be millable polyurethane. The polyurethane used in the inner most layer can be produced by reacting diisolcyanate with a polyester and/or polyether polyols and a chain extender. The wearable rubber part can be an expansion joint, a pinch valve, or a hose.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: September 4, 2018
    Assignee: Garlock Sealing Technologies, LLC
    Inventors: Louis J. Mattina, Stephen Joseph Cramb, Brandon T. Phillips, Benjamin James Whipple, Sherwin A. Damdar
  • WEARABLE RUBBER PARTS FOR FLUID HANDLING SERVICES INCLUDING A POLYURETHANE INNER LAYER
    Publication number: 20150192231
    Abstract: Wearable rubber parts for fluid handling systems include a four layer structure, wherein the inner most layer of the four layer structure is a polyurethane layer. The polyurethane can be millable polyurethane. The polyurethane used in the inner most layer can be produced by reacting diisolcyanate with a polyester and/or polyether polyols and a chain extender. The wearable rubber part can be an expansion joint, a pinch valve, or a hose.
    Type: Application
    Filed: January 8, 2015
    Publication date: July 9, 2015
    Inventors: Louis J. MATTINA, Stephen Joseph CRAMB, Brandon T. PHILLIPS, Benjamin James WHIPPLE, Sherwin A. DAMDAR