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:
Dec. 12, 2017
Filed:
Apr. 07, 2016
Applicant:
Oldcastle Architectural, Inc., Atlanta, GA (US);
Inventors:
Leonard Browning, Aurora, IL (US);
Robert J. Lundell, Stillwater, MN (US);
Assignee:
Oldcastle Architectural, Inc., Atlanta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01C 5/06 (2006.01);
U.S. Cl.
CPC ...
E01C 5/06 (2013.01); E01C 5/065 (2013.01); E01C 2201/02 (2013.01); E01C 2201/12 (2013.01);
Abstract
Generally L-shaped, square, rectangular, triangular, hexagonal, parallelogram and other-shaped paving stones with inter-fitting vertical spacers forming serpentine side contact surfaces that provide enhanced stone-to-stone interlocking in both water-permeable and water-impermeable paving installations.