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:
May. 04, 2004
Filed:
Jun. 02, 2001
Applicant:
Inventors:
Kartik A. Patel, Landisville, PA (US);
Darryl C. Bodine, Lancaster, PA (US);
Assignee:
Armstrong World Industries, Inc., Lancaster, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04C 2/42 ; E04C 5/04 ; E04F 1/506 ; E04F 1/910 ;
U.S. Cl.
CPC ...
E04C 2/42 ; E04C 5/04 ; E04F 1/506 ; E04F 1/910 ;
Abstract
A hollow building panel is provided having a first member, a second member spaced apart from the first member, and at least one support member disposed between and interconnecting the first and second member. At least one groove is formed in the first member exposed surface and the support member is attached to the first member at a vertex formed by the groove. The panel includes a locking assembly whereby two adjacent panels may be joined together.