Patents by Inventor Robert D. Forlong

Robert D. Forlong 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).

  • Manhole Inserts and Manhole Insert Gasket Fabrication Methods
    Publication number: 20180291585
    Abstract: Methods of fabricating a manhole insert gasket on a manhole insert flange of a manhole insert include fabricating a gasket mold, inverting a manhole insert having a manhole insert flange, placing the manhole insert on the gasket mold with a mold space overlying the manhole insert flange, preparing a gasket material, placing the gasket material in the mold space, finishing the manhole insert gasket by curing the gasket material and removing the manhole insert from the gasket mold. Manhole inserts having a manhole insert gasket characterized by enhanced sealing capability and longevity are also disclosed.
    Type: Application
    Filed: June 14, 2018
    Publication date: October 11, 2018
    Inventors: David L. Neathery, Robert D. Forlong
  • Manhole inserts and manhole insert gasket fabrication methods
    Patent number: 10011971
    Abstract: Methods of fabricating a manhole insert gasket on a manhole insert flange of a manhole insert include fabricating a gasket mold, inverting a manhole insert having a manhole insert flange, placing the manhole insert on the gasket mold with a mold space overlying the manhole insert flange, preparing a gasket material, placing the gasket material in the mold space, finishing the manhole insert gasket by curing the gasket material and removing the manhole insert from the gasket mold. Manhole inserts having a manhole insert gasket characterized by enhanced sealing capability and longevity are also disclosed.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: July 3, 2018
    Inventors: David L. Neathery, Robert D. Forlong