Spacer for use in concrete construction

The ornamental design for a spacer for use in concrete construction, as shown.

FIG. 1 is a perspective view of a spacer for use in concrete construction showing my new design;

FIG. 2 is an end elevational view thereof with the opposite end being a mirror image thereof;

FIG. 3 is a side elevational view thereof with the opposite side being a mirror image thereof; and,

FIG. 4 is a top plan view thereof with the opposite plan view being a mirror image thereof.

Patent	Priority	Assignee	Title
6722097,	Jul 12 2001	The Bank of New York Mellon	Plastic slab bolster upper
6735918,	Jul 12 2001	The Bank of New York Mellon	Plastic slab bolster upper
6948291,	Jul 12 2001	The Bank of New York Mellon	Plastic slab bolster upper
D393997,	May 07 1996	DAYTON SUPERIOR CORPORATION A DELAWARE CORPORATION	Bolster bar
D548053,	Jul 26 2005	EAGLE EYE PRODUCTS, INC	Rebar chair support
D548054,	Jul 26 2005	EAGLE EYE PRODUCTS, INC	Rebar footing bolster
D548055,	Jul 26 2005	EAGLE EYE PRODUCTS, INC	Rebar chair support and base
D566508,	Jul 14 2006		Tool holder
D602763,	Jun 04 2008	Societe des Produits Nestle S A	Bracket
D756937,	Sep 11 2014	Roxtec AB	Frame for pipe penetrations and cable entries
D844415,	Jul 25 2016		Concrete spacer

Patent	Priority	Assignee	Title
3471987,
4063397,	Nov 08 1976	Vanguard Plastics Ltd.	Bar spacer for reinforced concrete
CA612486,
232807,
DE1255275,
GB986450,

///

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Mar 24 1993	VAN DE PEER, CHRISTOPHER	ALGERNON HOLDINGS PTY LTD	ASSIGNMENT OF ASSIGNORS INTEREST	006502	0872	pdf
Mar 31 1993		Fiberslab Pty Limited	(assignment on the face of the patent)
Jul 05 1994	ALGERNON HOLDINGS PTY LIMITED	Fiberslab Pty Limited	CHANGE OF NAME SEE DOCUMENT FOR DETAILS	007064	0761	pdf

n/a

Date	Maintenance Fee Events

n/a

Date	Maintenance Schedule