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:
Aug. 27, 1991
Filed:
Nov. 30, 1987
Applicant:
Inventors:
Robert J Menchetti, Buffalo, NY (US);
Robert M Chapman, Lockport, NY (US);
Assignee:
National Gypsum Company, Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E04B / ;
U.S. Cl.
CPC ...
52481 ; 52220 ; 52489 ; 52720 ;
Abstract
A notched metal channel having a small section of web removed and an adjacent short section of flange bent inwardly into the area of the removed section of web, and a hollow wall having such a notched channel forming part of the framing in the hollow of the wall, with elongate utilities in the wall extending substantially perpendicularly, relative to the channel, and extending between the channel notch and the adjacent wallboard forming the wall facing.