Patents by Inventor Christopher C. Greggs

Christopher C. Greggs 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).

  • Pipe Fusion Machine
    Publication number: 20230095782
    Abstract: One fusion machine can butt or socket fuse polyolefin pipes and fittings in straight alignment or at inwardly or outwardly mitered universal angles from 0° to 45° for butt fusion and from 0° to 10° for socket fusion. The machine is manually driven, hydraulically monitored and operated in all configurations from one side of the machine.
    Type: Application
    Filed: October 3, 2022
    Publication date: March 30, 2023
    Inventors: Paul John Donaldson, Christopher C. Greggs
  • Pipe Fusion Machine
    Publication number: 20200376777
    Abstract: One fusion machine can butt or socket fuse polyolefin pipes and fittings in straight alignment or at inwardly or outwardly mitered universal angles from 0° to 45° for butt fusion and from 0° to 10° for socket fusion. The machine is manually driven, hydraulically monitored and operated in all configurations from one side of the machine.
    Type: Application
    Filed: August 21, 2020
    Publication date: December 3, 2020
    Inventors: Paul John Donaldson, Christopher C. Greggs
  • PIPE FUSION MACHINE
    Publication number: 20190084250
    Abstract: One fusion machine can butt or socket fuse polyolefin pipes and fittings in straight alignment or at inwardly or outwardly mitered universal angles from 0° to 45° for butt fusion and from 0° to 10° for socket fusion. The machine is manually driven, hydraulically monitored and operated in all configurations from one side of the machine.
    Type: Application
    Filed: September 20, 2017
    Publication date: March 21, 2019
    Applicant: McElroy Manufacturing, Inc.
    Inventors: Paul John Donaldson, Christopher C. Greggs