Patents by Inventor John F. Cleavenger, II

John F. Cleavenger, II 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).

  • Lifting clamp including pivot leg
    Patent number: 11472674
    Abstract: A lifting clamp for an object comprises a plurality of plates stacked and connected together to form seat for a portion of the object, a lifting portion for connecting to a crane or other machine, a pivot leg pivotally connected to the stacked plates for opening the seat, and a lock for selectively locking the pivot leg in a clamped position whereby it grips the object.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: October 18, 2022
    Assignee: Laitram, L.L.C.
    Inventors: John F. Cleavenger, II, William C. Selsor, Jr.
  • LIFTING CLAMP INCLUDING PIVOT LEG
    Publication number: 20200277167
    Abstract: A lifting clamp for an object comprises a plurality of plates stacked and connected together to form seat for a portion of the object, a lifting portion for connecting to a crane or other machine, a pivot leg pivotally connected to the stacked plates for opening the seat, and a lock for selectively locking the pivot leg in a clamped position whereby it grips the object.
    Type: Application
    Filed: February 19, 2020
    Publication date: September 3, 2020
    Inventors: John F. Cleavenger, II, William C. Selsor, JR.
  • Handrail mounting assembly
    Patent number: 9840848
    Abstract: A handrail mounting assembly comprises an adjustable bracket and an orientable bracket arm connected to a handrail seat. The adjustable bracket comprises two mating components that surround a post and lock together using fasteners extending through aligned openings in the two mating components. A bracket arm connected to the handrail seat includes an extending opening that aligns with a threaded opening in the adjustable bracket for receiving a fastener to connect the bracket arm to the bracket.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: December 12, 2017
    Assignee: Laitram, L.L.C.
    Inventor: John F. Cleavenger, II
  • HANDRAIL MOUNTING ASSEMBLY
    Publication number: 20170268236
    Abstract: A handrail mounting assembly comprises an adjustable bracket and an orientable bracket arm connected to a handrail seat. The adjustable bracket comprises two mating components that surround a post and lock together using fasteners extending through aligned openings in the two mating components. A bracket arm connected to the handrail seat includes an extending opening that aligns with a threaded opening in the adjustable bracket for receiving a fastener to connect the bracket arm to the bracket.
    Type: Application
    Filed: January 25, 2017
    Publication date: September 21, 2017
    Inventor: John F. Cleavenger, II