Edge restraint apparatus having variable length sections
Patent 5769562 Issued on June 23, 1998. Estimated Expiration Date: 
January 8, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
January 8, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References Re33550 850866 3422584 Industrial restraint edging system for segmented paving units Building block, and wall or yard edging therefrom Holding device for paving blocks Holding device for paving blocks Landscape edging apparatus and method Landscape border divider Patent #: 5640801 InventorApplicationNo. 780702 filed on 01/08/1997US Classes:404/7, Curb52/100, Removable corner or internal section52/720.1SHAFT (I.E., ELONGATED RIGID STRUCTURE)ExaminersPrimary: Graysay, Tamara L.Assistant: Hartmann, Gary S. Attorney, Agent or FirmForeign Patent References
International ClassesE01C 011/22E04B 001/00 E04C 003/30 AbstractAn edge restrain apparatus for restraining a hard structure, including a substantially upright section having a height; and a base section extending from a lower end of the upright section on at least one lateral side thereof. The base section is essentially perpendicular to the upright section and has a width. At least one of the height of the upright section and the width of the base section is variable. The upright section and/or the base section may be provided with longitudinal weakened portions such as indentations, score lines, or different material properties, in order to allow an unwanted portion of the section to be severed and removed. Extension sections may be provided which are engageable with the upright section and/or the base section.Other References
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