Latest CRH Oldcastle, Inc. Patents:
FIG. 1 is a perspective view of a paving stone having partial octagonal cut-outs showing my new design;
FIG. 2 is a top plan view, the bottom being a mirror image thereof;
FIG. 3 is a right side view, the left being a mirror image thereof;
FIG. 4 is a front view, the rear view being a mirror image thereof;
FIG. 5 is a perspective view of a paving stone showing a second embodiment of my new design having partial octagonal cut-outs and a chamfered upper edge;
FIG. 6 is a top plan view thereof;
FIG. 7 is a right side view thereof;
FIG. 8 is a front view, the rear being a mirror image thereof;
FIG. 9 is a bottom plan view thereof; and,
FIG. 10 is a left side view thereof.
The fragmentary shading shown on the top and bottom of the paving stone in FIGS. 1, 2, 5, 6 and 9 represents a roughened surface and is understood to be repeated throughout the top and bottom surfaces shown.
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|4094380||June 13, 1978||Kobayashi et al.|
|4834575||May 30, 1989||Barth et al.|
|5496129||March 5, 1996||Dube|
- McCauley Limited brochure, Rainstone 1 Block, 2 pages, 1992. Borgwardt, Sonke, Concrete Precasting Plant and Technology, "Performance and Fields of Application for Permeable Paving Systems", Feb. 1997, pp. 100-105. Uni-Group U.S.A., "The Environmentally Beneficial Paving System", Uni-Eco Stone brochure, 1993. "Super Decor" interlocking paving stone, p. 11: Sweet's General Building and Renovation Catalog, vo. 3, 1993; Anchor Concrete Products Inc., Buyline 6518, 04200/ANC.
Filed: May 27, 1997
Date of Patent: Apr 18, 2000
Assignee: CRH Oldcastle, Inc. (Atlanta, GA)
Inventor: John Alfred Fifield (Aylesbury)
Primary Examiner: Doris Clark
Assistant Examiner: Robert Delehanty
Law Firm: Panitch Schwarze Jacobs & Nadel, P.C.
Application Number: 0/71,844
International Classification: 2501;