Stock material or miscellaneous articles – Sheet – web – or layer weakened to permit separation through...
Reexamination Certificate
2006-01-24
2006-01-24
Loney, Donald J. (Department: 1772)
Stock material or miscellaneous articles
Sheet, web, or layer weakened to permit separation through...
C428S167000, C211S059400
Reexamination Certificate
active
06989184
ABSTRACT:
An extruded polymeric void-board is configured for placement between adjacent horizontal layers of bricks to maintain an opening in a lower layer of the bricks. The void-board is formed as a relatively thin planar element having first and second surfaces. A plurality of parallel ribs extend from and generally transverse to the first side. The ribs have a predetermined height to width ratio and have a height that is less than a thickness of the planar element. The ribs being formed parallel to one another. A method for forming a bundle of bricks with the void-board is also disclosed.
REFERENCES:
patent: 2869721 (1959-01-01), Baumer
patent: 2962163 (1960-11-01), Else
patent: 4245013 (1981-01-01), Clegg et al.
patent: 4465729 (1984-08-01), Cancio et al.
patent: 4536362 (1985-08-01), Donaldson
patent: 5946878 (1999-09-01), Grund et al.
patent: 6602815 (1967-09-01), None
GB Patent Office Search Report; Jun. 7, 2005; Full Document.
Duke David J.
Kruelle John M.
Varma Tilak R.
Williams William J.
Breh, Esq. Donald J.
Croll, Esq. Mark W.
Illinois Tool Works Inc.
Loney Donald J.
Welsh & Katz Ltd.
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