The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 28, 2006
Filed:
Nov. 21, 2002
Applicant:
John Fifield, Buckinghamshire, GB;
Inventor:
John Fifield, Buckinghamshire, GB;
Assignee:
Westile, Inc., Casa Grande, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
An extruded concrete interlocking roof tile has upper and under surfaces, upper and lower edges, two opposite side edges, with the upper surface having a recess extending transversely between the two opposite side edges adjacent the upper edge for receiving a lower edge region of an adjacent tile in overlapping relationship, and in that an integral spacer acts between the recess floor and the undersurface of the adjacent tile.