Hollow construction block

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Description

FIG. 1 is a perspective view of a hollow construction block showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D213618 March 1969 Pickering
D251204 February 27, 1979 Ceglia
D281627 December 3, 1985 Dos Santos
1689107 October 1928 Bradley
2019653 November 1935 Buyer
2610503 September 1952 Hall
2745276 May 1956 Kuhlman
2911818 November 1959 Smith
3618279 November 1971 Sease
4314431 February 9, 1982 Rabassa
Patent History
Patent number: D387431
Type: Grant
Filed: Feb 22, 1996
Date of Patent: Dec 9, 1997
Inventor: Jean-Fran.cedilla.ois Tremblay (Ste-Etienne deLauzon, Quebec)
Primary Examiner: Ted Shooman
Assistant Examiner: R. Barkai
Law Firm: Goudreau Gage Dubuc & Martineau Walker
Application Number: 0/50,684
Classifications
Current U.S. Class: Construction Block Or Brick Type (17) (D25/113); Rectangular Or Square Detail (D25/118)
International Classification: 2501;