Paving stone

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Information

Patent Grant
D426317

References
Source

Patent Number
D426,317
Date Filed
Wednesday, July 7, 1999
25 years ago
Date Issued
Tuesday, June 6, 2000
24 years ago

Inventors
- John Alfred Fifield
Original Assignees
- OLDCASTLE, INC.
Examiners
- Zarfas; Louis S.
- Delehanty; Robert A.
Agents
- Akin, Gump, Strauss, Hauer & Feld, L.L.P.

US Classifications
- D25 - Building units and construction elements
Field of Search
- US
- D25 102
- D25 113-118
- D21 484-486
- D21 499-505
- 052 596
- 052 604-612
- 404 33-42
- 405 284-286
International Classifications
- 2501
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a paving stone, as shown and described.

US Referenced Citations (12)

Number	Name	Date	Kind
225945	Perchment	Mar 1880
449739	Hazelton	Apr 1891
480879	Stevenson	Aug 1892
1560174	Gaisman	Nov 1925
1981324	Peterson	Nov 1934
1984393	Brown	Dec 1934
2881613	Taylor et al.	Apr 1959
3597928	Pilaar	Aug 1971
4094380	Kobayashi et al.	Jun 1978
4834575	Barth et al.	May 1989
4997308	Welling, Jr.	Mar 1991
5496129	Dube	Mar 1996

Foreign Referenced Citations (1)

Number	Date	Country
14691	Jun 1946	CAX

Non-Patent Literature Citations (4)

Entry
McCauley Limited brochure, Rainstone 1 Block, 2 pages, 1992.
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.
Borgwardt, Sonke, Concrete Precasting Plant and Technology, "Performance and Fields of Application for Permeable Paving Systems", Feb. 1997, pp. 100-105.

Divisions (1)

	Number	Date	Country
Parent	071844	May 1997