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. 20, 2002
Filed:
Apr. 17, 2001
Applicant:
Inventor:
Richard James Grabmeier, Shawnee, KS (US);
Assignee:
Butler Manufacturing Company, Kansas City, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q 7/00 ;
U.S. Cl.
CPC ...
B23Q 7/00 ;
Abstract
A roof curb installation tool has a pair of sliding hinged hooks for lifting the edge of a metal roof panel, and a pair of clamping tangs which can be secured to a vertical roof seam while a curb is being installed at a hole in the roof.