The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 11, 2006
Filed:
Nov. 17, 2004
Applicants:
John M. Carey, Ashburn, VA (US);
Thomas C. Neel, Springfield, VA (US);
Inventors:
John M. Carey, Ashburn, VA (US);
Thomas C. Neel, Springfield, VA (US);
Assignee:
The Neel Company, Springfield, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02D 29/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A precast concrete retaining wall construction element for retaining a soil mass in a railway installation or the like includes an upstanding solid face panel having the shape of a hexahedron where a rectangular front wall and an integral stem. The front wall defines an area of between about 18.75 and 75 square feet and wherein the ratio of the width of the face panel to its height is between about 0.75 to about 3.0. A reinforced element including an upward extension, an improved shear key and stacked arrangement are also disclosed.